Ismail. Sarerusaenye, and Ismail.Shahrinaz. “KNOWLEDGE REPRESENTATION ON STUDENT’S ACADEMIC PERFORMANCE USING RULES BASED METHOD”. Malaysian Journal of Industrial Technology , vol. 2, no. 1, June 2017, pp. 96-102, https://ejournal.unikl.edu.my/index.php/mjit/article/view/534.