Sujita Darmo, Yesung Allo Padang, and I Kade Wiratama. “Fatigue Strength of Low Carbon Steel SS400 on Pack Carburizing Treatment With Pinctada Maxima Shell Powder Energizer”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, vol. 5, no. 12, Dec. 2019, pp. 105-11, doi:10.31695/IJASRE.2019.33660.