Nguyen, Cuong Dinh Hoa, Ngamnij Arch-int, and Somjit Arch-int. 2018. “SEMAG: A Novel Semantic-Agent Learning Recommendation Mechanism for Enhancing Learner-System Interaction”. COMPUTING AND INFORMATICS 36 (6):1312-34. https://www.cai.sk/ojs/index.php/cai/article/view/2017_6_1312.