Tegar, M., and E. Sutoyo. “ANALISIS KEGAGALAN SPRING WASHER MATERIAL SK-5 LAPISAN ELECTROPLATING ZINC”.
AME (Aplikasi Mekanika Dan Energi): Jurnal Ilmiah Teknik Mesin
, vol. 5, no. 2, Oct. 2019, pp. 53-58, doi:10.32832/ame.v5i2.2471.