[1]
Sicam, V.A., van den Berg, R. and van den Berg, E. 2000. Activities used for interactive teaching of magnetism and electro-magnetic induction. Proceedings of the Samahang Pisika ng Pilipinas, 18(1), SPP-2000-PE-07. URL: https://proceedings.spp-online.org/article/view/SPP-2000-PE-07.