Ritonga, D.A.A. 2016. Rancang Bangun Dapur Lebur Aluminium Kapasitas 20 Kg Skala Laboratorium. Jurnal Inotera. 1, 1 (Dec. 2016), 5-9. DOI:https://doi.org/10.31572/inotera.Vol1.Iss1.2016.ID2.