[1]
N. Latiffah Adam, M. Alif Zulkafli, S. Cik Soh, N. Ashikin Mohamad Kamal, and N. Abu Bakar, “Personalized Recommender System for Calculus using Content-Based Filtering Approach”, IJET, vol. 7, no. 3.15, pp. 110–113, Aug. 2018, doi: 10.14419/ijet.v7i3.15.17512.