Nurissa’adah, Alfin, Elly Ismiyah, and Akhmad Rizqi. 2022. “Analysis of Occupational Health, and Safety (K3) in the Workshop Area Using the HIRA and 5S Methods at PT. Ravana Jaya”. MOTIVECTION : Journal of Mechanical, Electrical and Industrial Engineering 4 (2), 161-74. https://doi.org/10.46574/motivection.v4i2.122.