ALZUBAIDY, K. H. Cohomology of finite abelian $p$-groups and free actions. Tamkang Journal of Mathematics, [S. l.], v. 41, n. 3, p. 271–273, 2010. DOI: 10.5556/j.tkjm.41.2010.725. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/725. Acesso em: 28 apr. 2024.