Vietnam Journal
of
MATHEMATICS
Volume 19, Number 2, 1991
1 
1 

2 
Cofaithful
modules and generations 
4 
3 
An evolution nonlinear mixed
problem 
18 
4 
On a free boundary problem arising in the noncatalytic gassolid reaction Phan Huu San and
Nguyen Dinh Tri 
33 
5 
On the qualitative properties of the
solution set to functional differential inclusions in Banach
spaces 
45 
6 
On a generalization of a HardyLittlewood theorem Lê Hai Khôi 
59 
7 
Uniqueness of global quasiclassical solutions of the Cauchy problem for the equation Tran Duc Van and Nguyen Duy
Thai Son 
65 
8 
Ha Huy Vui 
72 