HASAN, A. Countably Generated Extensions of QTAG-Modules. Eurasian Mathematical Journal, [S. l.], v. 14, n. 3, p. 26–34, 2023. DOI: 10.32523/2077-9879-2023-14-3-26-34. Disponível em: https://emj.enu.kz/index.php/main/article/view/290. Acesso em: 30 sep. 2026.