Harianto, Azes Tri, Yasinta Sindy Pramesti, and Ali Akbar. “Analisa Teknik Dan Biaya Pembuatan Elektric Furnace Berkapasitas 7000 Watt”. Prosiding SEMNAS INOTEK (Seminar Nasional Inovasi Teknologi) 4, no. 3 (August 21, 2020): 241–246. Accessed December 5, 2022. https://proceeding.unpkediri.ac.id/index.php/inotek/article/view/93.