V.S. SUBHA; N. THILLAIGOVINDAN; V. CHINNADURAI; P. DHANALAKSHMI. Rough fuzzy bi-interiorideal(biquasi-ideal) of semigroup. Malaya Journal of Matematik, India, v. 8, n. 02, p. 517–521, 2020. DOI: 10.26637/MJM0802/0033. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1444. Acesso em: 16 jul. 2024.