Soemowidagdo, Arianto Leman, and Tiwan Tiwan. “Methods in Making Steel-Copper Sandwich Laminates Materials”. Jurnal Dinamika Vokasional Teknik Mesin 4, no. 2 (September 30, 2019): 144–149. Accessed July 5, 2025. https://jurnal.uny.ac.id/index.php/dynamika/article/view/27400.