MOHAMMED THAMIR IBRAHEEM; TAGHREED HUR MAJEED. ON THE RESULTS OF CATEGORY IN TOPOLOGICAL GROUPOID. مجلة المستنصرية للعلوم والتربية, [S. l.], v. 23, n. 1, 2022. DOI: 10.47831/mjse.v23i1.1072. Disponível em: https://edumag.uomustansiriyah.edu.iq/index.php/mjse/article/view/1072. Acesso em: 18 2022.