AALI J. MOHAMMAD, A.; KATHIM, A. ON MAXIMAL CHAINS IN POSETS WITH GROUP ACTIONS. Journal of Education and Science, [S. l.], v. 19, n. 4, p. 107–121, 2007. DOI: 10.33899/edusj.2007.74135. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/42498. Acesso em: 10 sep. 2025.