“Implementation of Occupational Health and Safety in Sanitary Landfill Work Using Analytical Hierarchy Process Method”. International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695/IJERAT 6, no. 9 (September 20, 2020): 1–9. Accessed May 19, 2024. https://ijerat.com/index.php/ijerat/article/view/465.