IBRAHIM, Omar Hameed; AL-MOTHAFAR, Nuhad Salim. Pure Closed Submodules and Pure Extending Modules. Iraqi Journal of Science, [S. l.], v. 66, n. 7, p. 2909–2916, 2025. DOI: 10.24996/ijs.2025.66.7.20. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12771.. Acesso em: 7 dec. 2025.