Arief, Rudi Kurniawan, Qomarotun Nurlaila, and Armila Armila. 2018. “Comparative Study of Conventional and Quick Die Change Stamping Process: The Issue of Setup Time and Storage”. International Journal of Engineering Materials and Manufacture 3 (4):216-23. https://doi.org/10.26776/ijemm.03.04.2018.06.