Arafik, Arafik, Restu Juniah, and Mohammad Zulkarnain. “Safety And Health Implementation Study Work (K3) In Coal Mining Companies (Case Study: PT. XYZ)”. Indonesian Journal of Environmental Management and Sustainability 3, no. 3 (September 30, 2019): 75-79. Accessed May 7, 2026. https://ijoems.com/index.php/ijems/article/view/76.