Ratriwardhani, Ratna Ayu. “ANALISA AKTIVITAS PENGANGKATAN DENGAN METODE RECOMMENDED WEIGHT LIMIT (RWL)”. Medical Technology and Public Health Journal 3, no. 1 (March 19, 2019): 94–100. Accessed May 5, 2024. https://journal2.unusa.ac.id/index.php/MTPHJ/article/view/947.