M. I. Mahadi, Nurulhuda Zainuddin, Norzatul Bazamah Azman Shah, Nur Asyira Naziron, and Siti Fatimah Mohd Rum, “E-Halal Restaurant Recommender System using Collaborative Filtering Algorithm”, ARCA, vol. 12, no. 1, pp. 22–34, Oct. 2023.