SHAHZAMANIAN, M.H.; DAVVAZ, B. Roughness in Fuzzy Cayley Graphs. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 112, n. 4, p. 105–118, 2023. DOI: 10.31489/2023m4/105-118. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/609. Acesso em: 28 aug. 2025.