Castells, Pablo, and Alistair Moffat. “Offline Recommender System Evaluation: Challenges and New Directions”. AI Magazine 43, no. 2 (June 16, 2022): 225-238. Accessed April 20, 2024. https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/21745.