AHMAD, I.; NAZ, R.; RASHAD, M.; KHAN, A. A Comparative Study of AG*-groupoidsy. The Nucleus, [S. l.], v. 53, n. 4, p. 269–274, 2016. Disponível em: http://thenucleuspak.org.pk/index.php/Nucleus/article/view/128. Acesso em: 25 nov. 2024.