Tranggono, K. R. . Hayati, M. T. . Safirin, A. A. S. . Prakosa, and F. . Sholeha. “Occupational Health and Safety Analysis of Mining Companies Using Hazard Identification, Risk Assessment, and Risk Control Methods”. Nusantara Science and Technology Proceedings, Nov. 2022, pp. 33-38, doi:10.11594/nstp.2022.2706.