Mahadi, Iqbal, Adi Prijuna Lubis, and Afdhal Syafnur. “Expert System Identifikasi Penyakit Dan Hama Tanaman Manggis Menggunakan Algoritma Certainty Factor”. J-Com (Journal of Computer) 2, no. 1 (March 8, 2022): 27-34. Accessed September 20, 2025. https://jurnal.stmikroyal.ac.id/index.php/j-com/article/view/1578.