ANH, Le Van; TUNG, Ngo Sy.
Some results on countably ∑-uniform - extending modules.
VNU Journal of Science: Mathematics - Physics, [S.l.], v. 25, n. 1, mar. 2009.
ISSN 2588-1124.
Available at: <https://js.vnu.edu.vn/MaP/article/view/2581>. Date accessed: 25 nov. 2024.