ONER, T.; KALKAN, T.; KIRCALI GURSOY, N. Sheffer stroke BG-algebras. International Journal of Maps in Mathematics, [S. l.], v. 4, n. 1, p. 27–39, 2021. Disponível em: https://simadp.com/journalmim/article/view/74. Acesso em: 23 nov. 2024.