Andi Nurwana, and Andi Jamaluddin. “Occupational Health and Safety Management System in Wastewater Treatment Plant Workers’”. International Journal of Economics, Business and Innovation Research 2, no. 02 (February 22, 2023): 317-331. Accessed November 4, 2026. https://e-journal.citakonsultindo.or.id/index.php/IJEBIR/article/view/214.