HASAN, A.; UDDIN, R.; HANZLA, M. On QTAG-modules containing proper h-purity. International Journal of Maps in Mathematics, [S. l.], v. 6, n. 2, p. 150–159, 2023. Disponível em: https://simadp.com/journalmim/article/view/135. Acesso em: 23 nov. 2024.