M, P.; RAMALINGAM, U. SG_C-Projective, Injective and Flat modules. Journal of the Indonesian Mathematical Society, [S. l.], v. 25, n. 2, p. 108–120, 2019. DOI: 10.22342/jims.25.2.754.108-120. Disponível em: https://jims-a.org/index.php/jimsa/article/view/754. Acesso em: 7 may. 2024.