Ramly, R., R. Jaafar, R. Haron, W. Z. A. Wan Mokhtar, S. Ali, A. N. Mat Daud, and N. A. Mohamed Safian. “Kajian Keberkesanan Demonstrasi Syarahan Interaktif Berdasarkan Sistem Paparan Multi-Kerangka Bagi Fizik Pra- Universiti: Topik Kapasitor: Effectiveness Study of Interactive Lecture Demonstration Based on Multi-Frames Display System for Pre-University Physics: Capacitor”. Journal of Science and Mathematics Letters, vol. 2, Dec. 2014, pp. 32-39, https://ejournal.upsi.edu.my/index.php/JSML/article/view/409.