YIARAYONG, P. Some Basic Properties of Almost-Prime Left Ideals in Г-Semirings. Agriculture and Natural Resources, Bangkok, Thailand, v. 49, n. 5, p. 817–820, 2015. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/243754. Acesso em: 27 aug. 2026.