YIARAYONG, P. Weakly Prime and Weakly Semiprime Left ideal in Ternary Semigroups. Asian Journal of Applied Sciences, [S. l.], v. 3, n. 4, 2015. Disponível em: https://www.ajouronline.com/index.php/AJAS/article/view/2425. Acesso em: 24 apr. 2024.