Marpaung, Parlindungan Pandapotan, and Herbert H. Rajagukguk. “Energi Mekanik Penggerak Poros Magnet Rotor Alternator Untuk Pembangkit Listrik AC”. Piston: Journal of Technical Engineering 5, no. 2 (April 16, 2022): 114–122. Accessed December 22, 2024. https://openjournal.unpam.ac.id/index.php/Piston/article/view/19158.