Tri Murti, Herni Johan, and Ahmad Fachruddin. “Implementasi Kebijakan Sistem Manajemen Keselamatan Dan Kesehatan Kerja (SMK3) Di Perusahaan Tambang X Kutai Timur: Implementation of Occupational Safety and Health Management System Policy at Mining Company X, East Kutai”. Bunda Edu-Midwifery Journal (BEMJ) 6, no. 1 (February 26, 2023): 39–47. Accessed January 6, 2025. https://bemj.e-journal.id/BEMJ/article/view/146.