The Relationships between Relatively Cancellation Modules and Certain Types of Modules. Baghdad Science Journal, Iraq, Baghdad, v. 8, n. 1, p. 183–187, 2011. DOI: 10.21123/bsj.2011.8.1.183-187. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1152.. Acesso em: 22 dec. 2024.