Công bố năm 1981
1. Measurable relations with closed ball values in Banach spaces, Acta Math. Vietnam. 6 (1981), 6 - 12
2. Representation and regularity of multivalued martingales, Acta Math. Vietnam. 6 (1981),29 - 40
3. On a dual series equation, Tạp chí Toán học 9 (1981), 15 - 21
4. Dương Trọng Nhân, Pair of nonlinear contraction mappings, common fixed points., Studia Univ. Babes-Bolyai Math. 16 (1981), 34 - 51
5. Nguyễn Tố Như, Nguyễn Văn Khuê, Extending locally Lipschitz maps with values in infinite dimensional Frechetz spaces, Bull. Acad. Polon. Sci. Ser. Sci. Math. 29 (1981), 609 - 616
6. Nguyễn Tố Như, Nguyễn Văn Khuê, Two extensors of metrics, Bull. Acad. Polon. Sci. Ser. Sci. Math. 29 (1981), 825 - 831
7. Nguyễn Tố Như, Nguyễn Văn Khuê, Lipschitz extensions and Lipschitz retractions in metric spaces, Colloq. Math. 45 (1981), 245 - 250
8. Vũ Ngọc Phát, Controllability problem of general nonlinear processes, Vietnam J. Math. 2 (1981), 27 - 31 (in Vietnamese).
9. Vũ Quốc Phóng, On inequalities for powers of linear operators and for quadratic forms, Proc. Roy. Soc. Edingburgh Set. A 89 (1981) 25 - 50
10. Hồ Đăng Phúc, Universal distribution for infinitely divisible distributions on Fréchet space, Ann. Inst. Poincaré Probab. Statist. 17 (1981), 219 - 227
11. Hồ Đăng Phúc, On the density of universal probability distributions on a Fréchet space, Acta Math. Vietnam. 6 (1981), 71 - 73
12. Phạm Hữu Sách, Inconsistency theory for inclusion systems and its applications to the control problems, Habilitation thesis, Moscow, 1981, 243 p (in Russian).
13. Nguyễn Khoa Sơn, Controllability of linear discrete-time systems with constrained controls in Banach spaces, Control and Cybern. 10 (1981), 5 - 16
14. Đỗ Hồng Tân, On probabilistic condensing mappings, Rev. Roumaine Math. Pures Appl. 26 (1981), 1305 - 1317
15. Nguyễn Xuân Tấn, Banach-Steinhaus theorems for multivalued mappings, Math. Nachr., 102 (1981), 157 - 169
16. Lê Văn Thiêm, On an expression for the velocity component in the Oseen regime, Tap chi Toan hoc 9 (1981), 10 - 16 (in Vietnamese).
17. Lê Văn Thiêm, Sur la vitesse d'ộcoulement plan en rộgime d'Oseen, (French) [Velocity of Oseen plane flow]., Acta Math. Vietnam. 6 (1981), 95 - 100 (in French).
18. Nguyễn Văn Thoại, Anwendung des Erweiterungsprinzips zur Loesung konkaver Optimierungs ausfgaben, Mathematische Operationsforschung und Statistik. Series Optimization 11 (1981), 45 - 51
19. Nguyễn Văn Thu, Limit theorems for random fields, Dissert. Math. Polish Academy of Sciences, CLXXX (1981), 422 - 462
20. Nguyễn Văn Thu, A new version of Doeblin's theorem, Ann. Inst. Henri Poincaré, XVII (1981), 213 - 217
