HAZAR, A.-K.; BELL, H. E.; YAQUB, A. . On weakly periodic-like rings and commutativity theorems. Tamkang Journal of Mathematics, [S. l.], v. 37, n. 4, p. 333–343, 2006. DOI: 10.5556/j.tkjm.37.2006.147. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/147. Acesso em: 26 apr. 2024.