ABDUL HASSAN, Alia Karim; ABDULWAHHAB, Ahmed Bahaa Aldeen. The Proposed Collaborative Filtering Recommender System Based on Implicit and Explicit User’s Preferences. Iraqi Journal of Science, [S. l.], v. 59, n. 2A, p. 771–785, 2018. Disponível em: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/282.. Acesso em: 8 dec. 2025.