2022. Penerapan Sistem Kesehatan Dan Keselamatan Kerja Menggunakan Metode Strenght Dan Weakness Di PT Energi Cahaya Industritama Samarinda Provinsi Kalimantan Timur: Implementation of Occupational Health And Safety Systems Using Strenght And Weakness Method In PT Energy Cahaya Industritama Samarinda East Kalimantan Province. MINERAL. 7, 2 (Nov. 2022), 22–28. DOI:https://doi.org/10.33019/mineral.v7i2.3363.