Purely Lifting Module. Journal of Zankoy Sulaimani - Part A, [S. l.], v. 10, n. 1, p. 125–134, 2007. DOI: 10.17656/jzs.10169. Disponível em: https://jzs.univsul.edu.iq/index.php/jzs/article/view/jzs-10169.. Acesso em: 17 apr. 2024.