AL-BUSULTAN, Layth. Email Spam Detection Using a Hybrid Approach of Feedforward Neural Network and Penguin Optimization Algorithm. Wasit Journal of Computer and Mathematics Science, [S. l.], v. 3, n. 3, p. 31–44, 2024. DOI: 10.31185/wjcms.282. Disponível em: http://wjcm.uowasit.edu.iq/index.php/wjcm/article/view/282. Acesso em: 25 aug. 2025.