PERMANENCE AND POSITIVE BOUNDED SOLUTIONS OF KOLMOGOROV COMPETING SPECIES SYSTEM
TRINH TUAN ANH, TRAN VAN NHUNG, LE HONG LANTHE STRUCTURE OF TYPE $(\Omega)$ OF SPACES OF BANACH-VALUED HOLOMORPHIC GERMS
NGUYEN VAN KHUE, NGUYEN DINH LANON CONJUGATE MAPS AND DIRECTIONAL DERIVATIVES OF CONVEX VECTOR FUNCTIONS
NGUYEN XUAN TAN, PHAN NHAT TINHNOETHER PROPERTIES OF LINEAR OPERATORS INDUCED BY ALGEBRAIC ELEMENTS
NGUYEN VAN MAU, NGUYEN TAN HOA