Mohamed M, Mat Jubadi W, Wan Zaki S. An Implementation of POPBL for Analog Electronics (BEL10203) Course at the Faculty Of Electrical and Electronic Engineering, Uthm. jtet. 2011;3(2). Accessed March 11, 2026. https://penerbit.uthm.edu.my/ojs/index.php/JTET/article/view/413