Maulana, Vieri Arief, et al. “Sistem Pendeteksi Spam Pesan Menggunakan Metode Fuzzy”. Prosiding Seminar Nasional Informatika Bela Negara, vol. 3, Nov. 2023, pp. 6-7, https://santika.upnjatim.ac.id/submissions/index.php/santika/article/view/176.