NG, S.C., T.S. LEE, C.K. WONG, and F.Y. LEE. 2014. “C1: AN AUTOMATED ONLINE EDUCATION MANAGEMENT SYSTEM BASED ON AN OBJECT-ORIENTED APPROACH”. Journal of Web Engineering 13 (1-2):087-096. https://journals.riverpublishers.com/index.php/JWE/article/view/3949.