M. HAMEED, Sarab. Fuzzy Based Spam Filtering. Iraqi Journal of Science, [S. l.], v. 56, n. 1B, p. 506–519, 2023. Disponível em: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10561.. Acesso em: 8 dec. 2025.