Gunawan, Andi, Cecep E Rustana, and Iwan Sugihartono. 2015. “RANCANG BANGUN BATTERY CHARGE CONTROLLER DUAL SUMBER PLTS DAN PLN SEBAGAI SUPLAI CHARGER LAPTOP”. PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) 4 (October), SNF2015-VI. https://journal.unj.ac.id/unj/index.php/prosidingsnf/article/view/5155.