Novaliyan, Alvin Rangga, Atman Lucky Fernandes, Pratiwi Hendro Wahyudiono, Maria Olva, Afdal Suganda, Ismail, Nur Iksan, Achmad Yani, and Ismail Yusuf Panessai. “Student Guidance and Counseling Based on Expert System Using Certainty Factor Method”. Journal of Engineering, Technology, and Applied Science (JETAS) 3, no. 2 (August 28, 2021): 21-34. Accessed January 9, 2025. https://lamintang.org/journal/index.php/jetas/article/view/234.