Abdul Hassan, Alia Karim, and Ahmed Bahaa Aldeen Abdulwahhab. “Reviews Sentiment Analysis for Collaborative Recommender System”. Kurdistan Journal of Applied Research 2, no. 3 (August 27, 2017): 87–91. Accessed October 10, 2025. https://kjar.spu.edu.iq/index.php/kjar/article/view/89.