G. MOHANRAJ; M. PALANIKUMAR. On various quasi ideals in b-semirings. Malaya Journal of Matematik, India, v. 8, n. 01, p. 20–27, 2020. DOI: 10.26637/MJM0801/0004. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1310. Acesso em: 24 nov. 2024.