Vũ Ngọc Phát

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1. 1. Nguyễn Huyền Mười, Vũ Ngọc Phát, Hoàng Thế Tuấn, Robust $H_{\infty}$ finite-time control of nonlinear singular 2-D discrete systems with interval time-varying delay and disturbance, Journal of the Franklin Institute, Article: 108949 Volume: Volume 363, Issue 14 (2026) (2026)
2. 2. Lê Văn Hiện, Vũ Ngọc Phát, La Văn Thịnh, Hoàng Thế Tuấn, On the asymptotic behavior of differential systems with unbounded delays via a generalized Halanay inequality, Systems and Control Letters, Volume 212, 2026, 106425. (2026)
3. 3. Nguyễn Huyền Mười, Vũ Ngọc Phát, New design of robust $H_\infty$ controllers for descriptor discrete time-varying delay equations with bounded disturbances, Transactions of the Institute of Measurement and Control, 48(2026), 87-97 (2026)
4. 4. Nguyễn Hữu Sáu, Piyapong Niamsup, Vũ Ngọc Phát, Linear Programming Approach to Constrained Stabilization of Positive Differential-Difference Equations With Unbounded Delay, Optimal Control Applications and Methods, 2025; 46:2581--2594 (2025)
5. 5. Piyapong Niamsup, Phạm Thị Hương, Vũ Ngọc Phát, New LMI-based criteria for robust finite-time stability of singular large-scale neural networks with interacted delays, Neural Computing and Applications, Volume 37, pages 387–398, (2025) (2025)
6. 6. Phạm Thị Hương, Nguyễn Huyền Mười, Vũ Ngọc Phát, Robust output feedback finite-time stabilization of nonlinear singular large-scale continuous-time systems with delays, European Journal of Control, Volume 81, January 2025, 101164 (2025)
7. 7. Vũ Ngọc Phát, Nguyễn Trường Thanh, Linear singular continuous time-varying delay equations: Stability and filtering via LMI approach, Acta Mathematica Vietnamica, 49(2024), 595-609x (2024)
8. 8. Nguyễn Trường Thanh, Vũ Ngọc Phát, Stability and stabilization of fractional-order singular interconnected delay systems, Communications in Nonlinear Science and Numerical Simulation, Volume 138, , November 2024, 108230 (2024)
9. 9. Phạm Thị Hương, Vũ Ngọc Phát, Suboptimal finite-time control of singular large scale discrete-time equations with delayed interconnections, European Journal of Control Volume 67 (2022), 100701 (2022)
10. 10. Piyapong Niamsup, Nguyễn Trường Thanh, Vũ Ngọc Phát, Finite-time $H_\infty$ control of linear singular fractional differential equations with time-varying delay, IMA Journal of Mathematical Control and Information, Volume 39 (2022), Pages 773–788 (2022)
11. 11. Nguyễn Hữu Sáu, Piyapong Niamsup, Vũ Ngọc Phát, Mai Viết Thuận, State bounding for linear positive singular discrete systems with unbounded time-varying delay, Journal of the Franklin Institute, 359 (2022), Pages 4587-4604 (2022)
12. 12. Phạm Thị Hương, Vũ Ngọc Phát, Guaranteed cost finite-time control of large-scale singular systems with interconnected delays, Transactions of the Institute of Measurement and Control, 44 (2022), 1103-1112 (2022)
13. 13. Phạm Thị Hương, Vũ Ngọc Phát, New results on robust finite-time stability of singular large-scale complex systems with interconnected delays, Journal of the Franklin Institute, 358(2021), 8678-8693, (2021)
14. 14. Nguyễn Trường Thanh, Piyapong Niamsup, Vũ Ngọc Phát, New results on finite-time stability of fractional-order neural networks with time-varying delays, Neural Computation and Applications, 33 (2021), 17489-17496, (2021)
15. 15. Piyapong Niamsup, Vũ Ngọc Phát, $H_\infty$ control for linear descriptor systems with non-differentiable delays in both state and observation, Optimization, 70(2021), 1809-1823, (2021)
16. 16. Mai Viết Thuận, Piyapong Niamsup, Vũ Ngọc Phát, Finite-time control analysis of nonlinear fractional-order systems subject to disturbances, Bulletin of the Malaysian Mathematical Sciences Society, 44(2021), 1425-1441, (2021)
17. 17. Nguyễn Trường Thanh, Piyapong Niamsup, Vũ Ngọc Phát, Observer-based finite-time control of linear fractional-order systems with interval time-varying delay, International Journal of Systems Science, Volume 52 (2021), 1386-1395, (2021)
18. 18. Vũ Ngọc Phát, Piyapong Niamsup, Mai Viết Thuận, A new design method for observer-based control of nonlinear fractional-order systems with time-variable delay, European Journal of Control, 56(2020), 124-131 (2020)
19. 19. Piyapong Niamsup, Vũ Ngọc Phát, State feedback stabilization of linear descriptor time-varying delay systems, Transactions of the Institute of Measurement and Control ,Vol. 42, 2020, 2191-2197 (2020)
20. 20. Piyapong Niamsup, Vũ Ngọc Phát, State feedback stabilization of linear descriptor time-varying delay systems, Transactions of the Institute of Measurement and Control,Vol. 42, 2020, 2191-2197 (2020)
21. 21. Nguyễn Trường Thanh, Vũ Ngọc Phát, Piyapong Niamsup, New finite-time stability analysis singular fractional differential equations with time-varying delay, Fractional Calculus and Applied Analysis; 23(2020), 504-517 (2020)
22. 22. Nguyễn Trường Thanh, Vũ Ngọc Phát, Improved approach for finite-time stability of nonlinear fractional-order systems with interval time-varying delay, IEEE Transition on Circuits Systems II: Express Brief, 66 (2019), 1356-1360, 2019, (2019)
23. 23. Lê Hải Yến, Vũ Ngọc Phát, Stability analysis of linear polytopic descriptor systems using a novel copositive matrix approach, IEEE Trans. Auto. Control., Vol. 64, No11, 4684-4690, 2019 (2019)
24. 24. Nguyễn Trường Thanh, Vũ Ngọc Phát, Switching law design for finite-time stability of singular fractional-order systems with delay,, IET Control Theory and Applications, 13(2019), 1367-1373, (2019)
25. 25. Vũ Ngọc Phát, Mai Viết Thuận, Trần Ngọc Tuấn, New Criteria for Guaranteed Cost Control of Nonlinear Fractional-Order Delay Systems: a Razumikhin Approach, Vietnam Journal of Mathematics, 47 (2019), 403–415 (2019)
26. 26. Lê Anh Tuấn, Vũ Ngọc Phát, Existence of Solutions and Finite-Time Stability for Nonlinear Singular Discrete-Time Neural Networks, Bulletin of the Malaysian Mathematical Sciences Society, 42 (2019), 2423–2442 (2019)
27. 27. Vũ Ngọc Phát, Nguyễn Hữu Sáu, Exponential stabilization of positive singular linear discrete-time delay systems with bounded control, IET Control Theory and Applications, 13 (2019), pp. 905 -911 (2019)
28. 28. Nguyễn Hữu Sáu, Vũ Ngọc Phát, Piyapong Niamsup, On finite-time stability of linear positive differential-algebraic delay equations, IEEE Transactions on Circuits and Systems II: Express Briefs, 65 (2018), 1984-1987 (2018)
29. 29. Vũ Ngọc Phát, Nguyễn Trường Thanh, New criteria for finite-time stability of nonlinear fractional-order delay systems: A Gronwall inequality approach, Appllied Mathematics Letters, 83 (2018), pp. 169-175 (2018)
30. 30. Nguyễn Hữu Sáu, Vũ Ngọc Phát, LP approach to exponential stabilization of singular positive time-delay systems via memory state feedback, Journal of Industrial and Management Optimization, 14 (2018), 583-596 (2018)
31. 31. Phan Thanh Nam, Hieu Trinh, Pubudu Nishantha Pathirana, Vũ Ngọc Phát, Stability analysis of nonlinear time-delay systems using a novel switched positive systems method, IEEE Transactions on Automatic Control, 63 (2018), 291-297 (2018)
32. 32. Nguyễn Huyền Mười, Vũ Ngọc Phát, Piyapong Niamsup, Criteria for robust finite-time stabilization of linear singular systems with interval time-varying delay, IET Control Theory and Applications, 11 (2017), 1968 - 1975 (2017)
33. 33. Nguyễn Trường Thanh, Piyapong Niamsup, Vũ Ngọc Phát, Finite-time stability of singular nonlinear switched time-delay systems: A singular value decomposition approach,, Journal of the Franklin Institute, 354 (2017), 3502-3518 (2017)
34. 34. Nguyễn Trường Thanh, Hieu Trinh, Vũ Ngọc Phát, Stability analysis of fractional differential time-delay equations, IET Control Theory and Applications, 11 (2017), 1006-1015 (2017)
35. 35. Piyapong Niamsup, Nguyễn Trường Thanh, Vũ Ngọc Phát, Robust finite-time stabilization of nonlinear systems with multiple delays in states and controls, Communications on Applied Nonlinear Analysis, 23 (2016), 1-13, (2016)
36. 36. Nguyễn Huyền Mười, Grienggrai Rajchakit, Vũ Ngọc Phát, LMI approach to finite-time stability and stabilization of singular discrete delay systems, Acta Applicandae Mathematicae, 146(2016), 81-93 (2016)
37. 37. Piyapong Niamsup, Vũ Ngọc Phát, Robust finite-time control for linear time-varying delay systems with bounded control, Asian Jounal of Control, 18 (2016), 2317-2324. (2016)
38. 38. Vũ Ngọc Phát, Nguyễn Trường Thanh, Hieu Trinh, New results on $H_\infty$ filtering for nonlinear large-scale systems with interconnected time-varying delays,, Optimal Control Applications and Methods, 37 (2016), 958-964 (2016)
39. 39. Nguyễn Hữu Sáu, Piyapong Niamsup, Vũ Ngọc Phát, Positivity and stability analysis for linear implicit difference delay equations, Linear Algebra and its Applications, 510 (2016), 25–41 (2016)
40. 40. Lê Anh Tuấn, Vũ Ngọc Phát, Robust finite-time stability and $H_\infty$ control of linear discrete-time delay systems with norm-bounded disturbances, Acta Mathematica Vietnamica, 41 (2016),481-493 (2016)
41. 41. Adly Samir, Tạ Thị Huyền Trang, Vũ Ngọc Phát, Guaranteed quadratic cost control of nonlinear time-varying delay systems via output feedback stabilization, Pacific Journal of Optimization, 12 (2016), 2016, 649-667 (2016)
42. 42. Phan Thanh Nam, Vũ Ngọc Phát, Pubudu Nishantha Pathirana, Hieu Trinh, Stability analysis of a general family of nonlinear positive discrete time-delay systems, International Journal of Control, 89 (2016), 1303-1315 (2016)
43. 43. Piyapong Niamsup, Vũ Ngọc Phát, A new result on finite-time control of singular linear time-delay systems, Applied Mathematics Letters, 60 (2016), 1-7 (2016)
44. 44. Tạ Thị Huyền Trang, Vũ Ngọc Phát, Adly Samir, Finite-time stabilization and H∞ control of nonlinear delay systems via output feedback, Journal of Industrial and Management Optimization 12 (2016), 303–315 (2016)
45. 45. Vũ Ngọc Phát, Nguyễn Trường Thanh, Hieu Trinh, Full-order observer design for nonlinear complex large-scale systems with unknown time-varying delayed interactions, Complexity, 21 (2015), 123-133 (2015)
46. 46. Lê Văn Hiện, Vũ Ngọc Phát, Hieu Trinh, New generalized Halanay inequalities with applications to stability of nonlinear non-autonomous time-delay systems, Nonlinear Dynamics, 82 (2015), 563-575 (2015)
47. 47. Vũ Ngọc Phát, Nguyễn Huyền Mười, M. V. Bulatov, Robust finite-time stability of linear differential-algebraic delay equations, Linear Algebra and its Applications, 487 (2015), 146-157 (2015)
48. 48. Piyapong Niamsup, K. Ratchagit, Vũ Ngọc Phát, Novel criteria for finite-time stabilization and guaranteed cost control of delayed neural networks,, Neurocomputing, 160 (2015), 281-286 (2015)
49. 49. Piyapong Niamsup, Vũ Ngọc Phát, State Feedback Guaranteed Cost Controller for Nonlinear Time-Varying Delay Systems,, Vietnam Journal of Mathematics, 43 (2015), 215-228 (2015)
50. 50. Lê Văn Hiện, Lê Huy Vũ, Vũ Ngọc Phát, Improved delay-dependent exponential stability of singular systems with mixed interval time-varying delays, IET Control Theory & Applications, 9 (2015), 1364 - 1372 (2015)
51. 51. Vũ Ngọc Phát, Piyapong Niamsup, Global stabilization of linear time-varying delay systems with bounded controls, Applied Mathematics Letters, 46 (2015), 11-16 (2015)
52. 52. Mai Viết Thuận, Vũ Ngọc Phát, T. Fernando, Hieu Trinh, Exponential stabilization of time-varying delay systems with nonlinear perturbations, IMA Journal of Mathematical Control and Information, 31 (2014), 441-464 (2014)
53. 53. M. V. Bulatov, M.N. Machkhina, Vũ Ngọc Phát, Existence and uniqueness of solutions to integral-algebraic equations with variable limits of integrations, Communications on Applied Nonlinear Anaysis, 21(2014), 65-76 (2014)
54. 54. Mai Viết Thuận, Lê Văn Hiện, Vũ Ngọc Phát, Exponential stabilization of non-autonomous delayed neural networks via Riccati equations, Applied Mathematics and Computation, 246(2014), 533-545 (2014)
55. 55. Vũ Ngọc Phát, Nguyễn Hữu Sáu, On exponential stability of linear singular positive delayed systems, Applied Mathematics Letters, 38 (2014), 67–72 (2014)
56. 56. Vũ Ngọc Phát, T. Fernando, Hieu Trinh, Observer-based control for time-varying delay neural networks with nonlinear observation, Neural Computing and Applications, Vol. 24, 2014, 1639-1645 (2014)
57. 57. Nguyễn Trường Thanh, Vũ Ngọc Phát, Decentralized stability for switched nonlinear large-scale systems with interval time-varying delays in interconnections, Nonlinear Analysis: Hybrid Systems, 11 (2014), 21-36 (2014)
58. 58. Lê Anh Tuấn, Phan Thanh Nam, Vũ Ngọc Phát, $H_\infty$ controller design for neural networks with mixed interval time-varying delays,, Neural Processing Letters, 37(2013), 235-249 (2013)
59. 59. Vũ Ngọc Phát, Hieu Trinh, Design of $H_\infty $ control of neural networks with time-varying delys, Neural Computing and Applications, 22 (2013), 323 - 331 (2013)
60. 60. Nguyễn Trường Thanh, Vũ Ngọc Phát, $H_\infty$ control for nonlinear systems with interval non-differentiable time-varying delay, European Journal of Control, 19 (2013), 190 - 198 (2013)
61. 61. T. Fernando, Vũ Ngọc Phát, Hieu Trinh, Output feedback guaranteed cost control of uncertain linear discrete systems with interval time-varying delays, Applied Mathematical Modelling, 37 (2013), 1580 - 158 (2013)
62. 62. Vũ Ngọc Phát, Mai Viết Thuận, New criteria for stability and stabilization of neural networks with mixed time-varying delays, Vietnam Journal of Mathematics, 40 (2012), 79-93 (2012)
63. 63. Mai Viết Thuận, Vũ Ngọc Phát, Hieu Trinh, Dynamic output feedback guaranteed cost control of linear systems with time-varying delays in states and outputs, Applied Mathematics and Computation, 218 (2012), 10697–10707 (2012)
64. 64. T. Fernando, Vũ Ngọc Phát, Hieu Trinh, Decentralized stabilization of large-scale systems with time-varying delays in interconnections, International Journal of Adaptive Control and Signal Processing, 26 (2012), 541 -- 554 (2012)
65. 65. Lê Văn Hiện, Vũ Ngọc Phát, New exponential estimate for robust stability of nonlinear neutral time delay systems with convex polytopic uncertainties, Journal Nonlinear and Convex Analysis, 12 (2012), 541 -- 553 (2012)
66. 66. Nguyễn Trường Thanh, Vũ Ngọc Phát, Decentralized $H_{\infty}$ control for large-scale interconnected nonlinear time-delay systems via LMI approach, Journal of Process Control, 22 (2012), 1325 -- 1339 (2012)
67. 67. Vũ Ngọc Phát, K. Ratchagit, Y. Khongtham, LMI approach to exponential stability of linear systems with interval time-varying delays, Linear Algebra and its Applications, 336 (2012), Pp. 243–251 (2012)
68. 68. Mai Viết Thuận, Vũ Ngọc Phát, Optimal guaranteed cost control of linear systems with mixed time-varying delayed state and control, Journal of Optimization Theory and Applications, 125 (2012), 394 -- 412 (2012)
69. 69. Vũ Ngọc Phát, Mai Viết Thuận, Hieu Trinh, Observer-based controller design of time-delay systems with an interval time-varying delay, International Journal of Applied Mathematics and Computer Science, 22 (2012), 921 -- 927 (2012)
70. 70. Vũ Ngọc Phát, K. Ratchagit, Stability and stabilization of switched linear discrete-time systems with interval time-varying delay, Nonlinear Analysis: Hybrid Systems 5 (2011), 605 - 612 (2011)
71. 71. Thongchai Botmart, Piyapong Niamsup, Vũ Ngọc Phát, Delay-dependent exponential stabilization for uncertain linear systems with interval non-differentiable time-varying delays, Applied Mathematics and Computation 217 (2011), 8236 - 8247 (2011)
72. 72. Nguyen Sinh Bay, Nguyễn Mạnh Linh, Vũ Ngọc Phát, Robust $H_\infty $ control of linear time-varying systems with mixed delays in the Hilbert space, Optimal Control Applications and Methods 32 (2011), 545 -557 (2011)
73. 73. T.T. Anh, Lê Văn Hiện, Vũ Ngọc Phát, Stability analysis for linear non-autonomous systems with mixed multiple time-varying delays and applications, Acta Mathematica Vietnamica 36 (2011), 129 -- 143 (2011)
74. 74. Lê Văn Hiện, Vũ Ngọc Phát, Robust stabilization of linear polytopic control systems with mixed delays, Acta Mathematica Vietnamica 35 (2010), 427 - 438 (2010)
75. 75. Vũ Ngọc Phát, V. Jeyakumar, Stability, stabilization and duality for linear time-varying systems, Optimization, 59 (2010), 447 -- 460 (2010)
76. 76. Phan Thanh Nam, Huynh Minh Hien, Vũ Ngọc Phát, Asymptotic stability of linear state-delayed neutral systems with polytope type uncertainties, Dynamic Systems and Applications 19 (2010), 63 -- 74 (2010)
77. 77. Vũ Ngọc Phát, Switched controller design for stabilization of nonlinear hybrid systems with time-varying delays in state and control, Journal of the Franklin Institute, 347 (2010), 195 -- 207 (2010)
78. 78. Vũ Ngọc Phát, Q. P. Ha, Hieu Trinh, Parameter-dependent $H_\infty$ control for linear time delay polytopic systems, Journal of Optimization Theory and Applications, 147 (2010), 58 -- 70 (2010)
79. 79. Piyapong Niamsup, Vũ Ngọc Phát, $H_\infty$ control for nonlinear time-varying delay systems with polytopic type uncertainties, Nonlinear Analysis: Theory, Methods and Applications, 72 (2010), 4254 -- 4263 (2010)
80. 80. Vũ Ngọc Phát, Phan Thanh Nam, Exponential stability delayed Hopfield neural networks with various activation functions and polytopic uncertainties, Physics Letters A, 374 (2010), 2527 -- 2533 (2010)
81. 81. Vũ Ngọc Phát, Hieu Trinh, Exponential stabilization of neural networks with various activation functions and mixed time-varying delays, IEEE Trans. Neural Networks, 21 (2010), 1180 -- 1185 (2010)
82. 82. Vũ Ngọc Phát, Thongchai Botmart, Piyapong Niamsup, Switching design for exponential stability of a class of nonlinear hybrid time-delay systems, Nonlinear Analysis: Hybrid Systems, 3 (2009), 1- 10. (2009)
83. 83. Lê Văn Hiện, Q. P. Ha, Vũ Ngọc Phát, Stability and stabilization of switched linear dynamic systems with time delay and uncertainties, Applied Mathematics and Computation, 210 (2009), 223-231 (2009)
84. 84. Lê Văn Hiện, Vũ Ngọc Phát, Exponential stabilization for a class of hybrid systems with mixed delays in state and control,, Nonlinear Analysis: Hybrid Systems, 3 (2009), 259- 265. (2009)
85. 85. Piyapong Niamsup, Vũ Ngọc Phát, $H_\infty $ optimal control of LTV systems with time-varying delay via controllability approach, ScienceAsia, 35 (2009), 284-289. (2009)
86. 86. Lê Văn Hiện, Vũ Ngọc Phát, Delay feedback control in exponential stabilization of linear time-varying systems with input delay, IMA Journal of Mathematical Control and Information, 26 (2009), 163-177. (2009)
87. 87. Lê Văn Hiện, Vũ Ngọc Phát, Exponential stability and stabilization of a class of uncertain linear time-delay systems, Journal of the Franklin Institute, 346 (2009), 611-625 (2009)
88. 88. Phan Thanh Nam, Vũ Ngọc Phát, Robust stabilization of linear systems with delayed state and control, Journal of Optimization Theory and Applications, 140 (2009), 287-299. (2009)
89. 89. Phan Thanh Nam, Vũ Ngọc Phát, An improved stability criterion for a class of neutral differential equations, Applied Mathematics Letters, 22 (2009), 31-35 (2009)
90. 90. Vũ Ngọc Phát, Q. P. Ha, $H_\infty$ control and exponential stability for a class of nonlinear non-autonomous systems with time-varying delay, Journal of Optimization Theory and Applications, 142, (2009), 603-618 (2009)
91. 91. Vũ Ngọc Phát, Lê Văn Hiện, An application of Razumikhin theorem to exponential stability for linear non-autonomous systems with arbitrary time-varying delays, Applied Mathematics Letters, 22 (2009), 1412-1417. (2009)
92. 92. Vũ Ngọc Phát, Memoryless $H_\infty$ controller design for switched nonlinear systems with mixed time-varying delays, International Journal of Control, 82 (2009), 1889-1898 (2009)
93. 93. Vũ Ngọc Phát, Piyapong Niamsup, Stability analysis for a class of functional differential equations and applications, Nonlinear Anal.: Theory, Methods \& Applications, 71 (2009), 6265 -- 6275 (2009)
94. 94. Piyapong Niamsup, Kanit Mukdasai, Vũ Ngọc Phát, Linear uncertain non-autonomous time-delay systems: stability and stabilizability via Riccati equations, Electronic Journal of Differential Equations, 2008, 10 pp (2008)
95. 95. Phan Thanh Nam, Vũ Ngọc Phát, Robust exponential stability and stabilization of linear uncertain polytopic time-delay systems, Journal of Control Theory and Applications, 6 (2008), 163 - 170 (2008)
96. 96. Vũ Ngọc Phát, D. Q. Vinh, Nguyen Sinh Bay, $L_2$-stabilization and $H_\infty$ control for linear non-autonomous time-delay systems in Hilbert spaces via Riccati equations, Adv. Nonlinear Var. Inequal. 11 (2008), 75 - 86. (2008)
97. 97. Piyapong Niamsup, Kanit Mukdasai, Vũ Ngọc Phát, Improved exponential stability for time-varying systems with nonlinear delayed perturbations, Applied Mathematics and Computation, 204 (2008), 490-495 (2008)
98. 98. Vũ Ngọc Phát, Q. P. Ha, New characterization of stabilizability via Riccati equations for LTV systems, IMA Journal of Mathematical Control and Information, 25 (2008), 419-429. (2008)
99. 99. Vũ Ngọc Phát, Phan Thanh Nam, Exponential stability and stabilization of uncertain linear time-varying systems using parameter dependent Lyapunov function, International Journal of Control, 80 (2007), N0 8, 1333 - 1341. (2007)
100. 100. Vũ Ngọc Phát, Controllability and $H_\infty$ control for linear continuous time-varying uncertain systems, Differential equations and applications, 4 (2007), 105 - 111 (2007)
101. 101. Vũ Ngọc Phát, Satiracoo Pairote, Exponential stability of switched linear systems with time-varying delay, Electronic Journal of Differential Equations, 2007, 10 pp. (2007)
102. 102. Vũ Ngọc Phát, Global stabilization for linear continuous time-varying systems, Applied Mathematics and Computation, 175 (2006), 1730 - 1743. (2006)
103. 103. Vũ Ngọc Phát, Satiracoo Pairote, Global stabilization of linear periodically time-varying switched systems via matrix inequalities, Journal of Control Theory and Applications , 4 (2006), 26 - 31. (2006)
104. 104. Vũ Ngọc Phát, Piyapong Niamsup, Stability of linear time-varying delay systems and applications to control problems, Journal of Computational and Applied Mathematics, 194 (2006), 343 - 356. (2006)
105. 105. Vũ Ngọc Phát, Sufficient conditions for stabilizability of linear periodic differential equations, Southeast Asian Bulletin of Mathematics. 30 (2006), 331 - 340. (2006)
106. 106. Vũ Ngọc Phát, Piyapong Niamsup, Stabilization of linear nonautonomous systems with norm-bounded controls, Journal of Optimization Theory and Applications, 131 (2006), 135 - 149. (2006)
107. 107. Vũ Ngọc Phát, Phan Thanh Nam, Exponential stability criteria of linear non-autonomous systems with multiple delays, Electronic Journal of Differential Equations, 2005, N0 58, 8 pp (2005)
108. 108. Vũ Ngọc Phát, Andrey V. Savkin, Robust set-valued state estimation for linear time-varying systems in Hilbert spaces, Nonlinear Functional Analysis and Applications, 10 (2005), 285 - 298. (2005)
109. 109. Vũ Ngọc Phát, Jie Jiang, Stabilization of nonlinear discrete-time systems via a digital communication channel, International Journal of Mathematics and Mathematical Sciences, 1 (2005), 43 - 56. (2005)
110. 110. Vũ Ngọc Phát, Robust stability and stabilizability of uncertain linear hybrid systems with state delays, IEEE Transactions on Circuits and Systems II, 52 (2004), 894 - 898. (2004)
111. 111. Vũ Ngọc Phát, D. Q. Vinh, Controllability and H-infinity control of linear continuous time-varying uncertain systems, Diff. Equations and Appl. 4 (2004), 313 - 327. (2004)
112. 112. Vũ Ngọc Phát, Jianming Jiang, Andrey V. Savkin, Ian R. Petersen, Robust stabilization of linear uncertain discrete-time systems via a limited capacity communication channel, Systems Control Letters. 53 (2004), 347 - 360. (2004)
113. 113. Vũ Ngọc Phát, Nonlinear $H_{\infty}$ control in Hilbert spaces via Riccati operator equation, Nonlinear Funct. Anal. Appl. 9 (2004), 79 - 92. (2004)
114. 114. Vũ Ngọc Phát, Nguyễn Mạnh Linh, On the stabilization of nonlinear continuous-time systems in Hilbert spaces, Southeast Asian Bull. Math. 27 (2003), 135 - 142. (2003)
115. 115. Nguyen Sinh Bay, Vũ Ngọc Phát, Stability analysis of nonlinear retarded difference equations in Banach spaces, Computers & Mathematics with Applications, 45 (2003), 951 - 960 (2003)
116. 116. Nguyen Sinh Bay, Vũ Ngọc Phát, Stability analysis of nonlinear retarded difference equations, Computers & Mathematics with Applications, 45 (2003), 951 - 960 (2003)
117. 117. Nguyen Sinh Bay, Nguyen The Hoan, Vũ Ngọc Phát, On the asymptotic stability of time-varying differential equations with multiple delays and applications, Acta Mathematica Vietnamica, 28 (2003), 51 - 64. (2003)
118. 118. Vũ Ngọc Phát, On the stability of a class of nonlinear time-delay differential control systems in Banach spaces, Diff. Equations and Appl. 3 (2003), 203 - 218. (2003)
119. 119. Vũ Ngọc Phát, Complete stabilization of distributed parameter systems: A controllability analysis approach, IFAC Proceedings Volumes, July, 2002, Barcelona, 225 - 230. (2002)
120. 120. Vũ Ngọc Phát, Andrey V. Savkin, Robust state estimation for a class of uncertain time-delay systems, Systems Control Letters, 47 (2002), 237 - 245. (2002)
121. 121. Vũ Ngọc Phát, New stabilization criteria for linear time-varying systems with state delay and norm-bounded uncertainties, IEEE Transactions on Automatic Control, 47 (2002), 2095 - 2098. (2002)
122. 122. Vũ Ngọc Phát, Nguyen Sinh Bay, Asymptotic stability of a class of nonlinear functional differential equations, Nonlinear Funct. Anal. Appl. 7 (2002), 299 - 311 (2002)
123. 123. Vũ Ngọc Phát, Nguyen Sinh Bay, Lyapunov stability and stabilizability of linear differential time-varying delay systems in Hilbert spaces, Far East Journal of Mathematical Sciences (FJMS), 5 (2002), N0 1, 65 - 80. (2002)
124. 124. Vũ Ngọc Phát, Tran Tin Kiet, On the Lyapunov equation in Banach spaces and applications to control problems, International Journal of Mathematics and Mathematical Sciences, 29 (2002), 155 - 166. (2002)
125. 125. Yeoul Park Jong, Vũ Ngọc Phát, Il Hyo Jung, Constrained controllability of linear time-varying systems in Banach spaces, Optimization 50 (2001), 187 - 204. (2001)
126. 126. Vũ Ngọc Phát, Stabilization of linear continuous time-varying systems with state delays in Hilbert spaces, Electronic Journal of Differential Equations, (2001), 1 - 12. (2001)
127. 127. Nguyễn Mạnh Linh, Vũ Ngọc Phát, Exponential stability of nonlinear time-varying differential equations and applications, Electronic Journal of Differential Equations, (2001), N0 34, 1 - 12 (2001)
128. 128. Vũ Ngọc Phát, Tran Tin Kiet, Global controllability to a target set of a discrete-time system in Banach spaces, Nonlinear Funct. Anal. Appl. 5 (2000), 23 - 37 (2000)
129. 129. Jong Yeoul Park, Vũ Ngọc Phát, Il Hyo Jung, On stability of nonlinear nonautonomous systems by Lyapunov's direct method, Journal of the Korean Mathematical Society, 37 (2000), 805 - 821. (2000)
130. 130. Vũ Ngọc Phát, Constrained controllability theory: from linear to nonlinear dynamical discrete-time systems, East-West J. Math. 2 (2000), 1 - 19. (2000)
131. 131. Vũ Ngọc Phát, Constrained controllability theory: From linear to nonlinear discrete dynamical systems, East-West J. of Math, 1 (2000), 1 - 19 (2000)
132. 132. Vũ Ngọc Phát, Jong Yeoul Park, Asymptotic stability of nonlinear perturbed discrete systems with multiple delays, Diff. equations and Applications 1 (2000), 131 - 142 (2000)
133. 133. Vũ Ngọc Phát, Jong Yeoul Park, On the Gronwall inequality and asymptotic stability of nonlinear discrete systems with multiple delays, Dynamic Systems and Applications, 9 (2000), 309 - 321. (2000)
134. 134. Tran Tin Kiet, Vũ Ngọc Phát, Lyapunov stability of nonlinear time-varying differential equations, Acta Math. Vietnam. 25 (2000), N0 2, 231 - 249. (2000)
135. 135. Vũ Ngọc Phát, Jong Yeoul Park, Il Hyo Jung, Constrained controllability of linear time-varying Stability and constrained controllability of linear control systems in Banach spaces, Journal of the Korean Mathematical Society, 37 (2000), 593 - 612. (2000)
136. 136. Piyapong Niamsup, Vũ Ngọc Phát, Asymptotic stability of nonlinear control systems described by differential equations with multiple delays, Elect. J. Diff. Equations 11 (2000), 1 - 17. (2000)
137. 137. Vũ Ngọc Phát, Introduction to mathematical control theory (in Vietnamese) – Nhập môn lý thuyết điều khiển tối ưu., NXB ĐHQG, Hanoi, 2000, 245 trang. (2000)
138. 138. Vũ Ngọc Phát, Tran Tin Kiet, On the stabilizability of nonlinear systems in finite-dimensional spaces, Funct. Anal. Appl. 4 (1999), 73 - 85 (1999)
139. 139. Vũ Ngọc Phát, Krein-Rutman theorem on existence of eigenvectors in Banach spaces : Recent extensions and applications, Nonl. Funct. Anal. Appl. 4 (1999), 25 - 40. (1999)
140. 140. Nguyen Sinh Bay, Vũ Ngọc Phát, Stability of nonlinear discrete time-varying retarded systems, Vietnam J. Math. 27 (1999), 373 - 377. (1999)
141. 141. Vũ Ngọc Phát, On the stability and stabilizability of nonlinear dynamical systems, Nonlinear Anal. Forum. 4 (1999), 65 - 75. (1999)
142. 142. Vũ Ngọc Phát, Jong Yeoul Park, Asymptotic stability of nonlinear purturbed discrete systems with multiple delay, In: Proc. Inter. Conf. Math. Anal. Appl. Chinju, Korea, 5 (1998), 123 - 137. (1998)
143. 143. Vũ Ngọc Phát, Jong Yeoul Park, Further generalizations of Farkas' theorem and applications in optimal control, Journal of Mathematical Analysis and Applications, 216 (1997), 23 - 39. (1997)
144. 144. Vũ Ngọc Phát, Constrained Control Problems of Discrete Processes, World Scientific, Singapore-New Jersey-London (1996) (1996)
145. 145. Vũ Ngọc Phát, Weak asymptotic stabilizability of discrete-time inclusions given by set-valued operators, Journal of Mathematical Analysis and Applications, 202 (1996), 353 - 369. (1996)
146. 146. Vũ Ngọc Phát, Constrained controllability theory of dynamical systems. Dr. Sc. Thesis, Institute of Mathematics, Polish Academy of Sciences, Warszawa, Poland, 1995. (1995)
147. 147. Vũ Ngọc Phát, Some aspects of constrained controllability of discrete-time dynamical systems, Optimization, 33 (1995), 57 - 79 (1995)
148. 148. Vũ Ngọc Phát, Trinh Cong Dieu, On the Krein-Rutman theorem and its applications in controllability, Proceedings of the American Mathematical Society, 120 (1994), 495 - 501. (1994)
149. 149. Vũ Ngọc Phát, Some remarks on controllability and reachability of nonstationary discrete-time processes, Optimization 29 (1994), 173 - 180. (1994)
150. 150. Vũ Ngọc Phát, Constrained controllability and reachability of linear discrete-time descriptor systems, Optimization 31 (1994), 165 - 177. (1994)
151. 151. Vũ Ngọc Phát, Constrained controllability of linear control infinite-dimensional systems: A set-valued analysis approach., IMA Journal of Mathematical Control and Information, 11 (1994), 185 - 199. (1994)
152. 152. Vũ Ngọc Phát, Control problems of nonlinear dynamical systems with phase constraints, International Series of Numerical Analysis, 99 (1991), 433 - 440. (1991)
153. 153. Vũ Ngọc Phát, An application of implicit function theorem in the solution of controllability problems, Kibernetika, USSR, 4 (1990), 55 - 59. English translation: Cybernetics {\bf 27} (1990). (1990)
154. 154. Vũ Ngọc Phát, Nguyễn Khoa Sơn, Linear nonstationary control systems : null controllability with restrained controls in Banach spaces, Optimization, 21(1990), 271-280 (1990)
155. 155. Vũ Ngọc Phát, New results on controllability of linear nonstationary systems with constrained controls and states., In: Proc. of 14th Inter. Conference on Math. Optimization and Applications, Eisenach, FRG, December 11-16, 1989, 92 - 103. (1989)
156. 156. Vũ Ngọc Phát, Controllability of linear discrete-time systems with multiple delays on controls and states, International Journal of Control, 5 (1989), 1645 - 1654. (1989)
157. 157. Vũ Ngọc Phát, Approximate controllability of nonlinear discrete-time systems in Banach spaces, Acta Mathematica Vietnamica, 13 (1988), 81 - 88. (1988)
158. 158. Vũ Ngọc Phát, Controllability of nonlinear discrete-time systems without differentiability assumption, Optimization, 1 (1988), 133 - 142 (1988)
159. 159. Vũ Ngọc Phát, Controllability of linear time-dependent systems with a phase constraint, Avtomatika i Telemekhanika USSR, bf 8 (1988), 51 - 59. English translation: Automat Remote Control, 49 (1988), 998 - 1004. (1988)
160. 160. Vũ Ngọc Phát, Controllability in multivalued discrete-time processes, Kibernetika, USSR, 5(1986), 62-67. English translation: Cybernetics, 22 (1986), 610 - 615. (1986)
161. 161. Vũ Ngọc Phát, R.G. Faradzev, V.A. Shapiro, Controllability theory of dynamical discrete-time systems., Avtomatika i Telemekhanika, USSR, 1 (1986). English translation: Automat Remote Control, 47 (1986), 1 - 23. (1986)
162. 162. Vũ Ngọc Phát, R.G. Faradzev, On the controllability of nonlinear two parameter discrete-time systems with constrained controls, Optimization, 6 (1985), 869 - 876. (1985)
163. 163. Vũ Ngọc Phát, Controllability of discrete-time systems with nonconvex restrained controls, Optimization, 3 (1983), 371 - 375. (1983)
164. 164. Vũ Ngọc Phát, Controllability problem of general nonlinear processes, Vietnam J. Math. 2 (1981), 27 - 31 (1981)
165. 165. Vũ Ngọc Phát, Controllability of pseudolinear dynamical systems, Vietnam J. Math. 2 (1980), 18 - 23 (1980)
166. 166. Vũ Ngọc Phát, Controllability of nonlinear dynamical discrete-time systems, Acta Mathematica Vietnamica, 5 (1980), 63 - 73 (1980)