Fiarni, Cut, Arif Samuel Gunawan, and Fredrick Victor. “Academic Recommender System Using Engagement Advising and Backward Chaining Model”. Journal of Information Systems Engineering and Business Intelligence 8, no. 1 (April 26, 2022): 91–99. Accessed August 4, 2024. https://e-journal.unair.ac.id/JISEBI/article/view/33643.