Pratiwi, Aulia Nur. “The Correlation Between Physical Environmental Factors and Fatigue of The Workers at Ship Repair Workshop”. The Indonesian Journal of Occupational Safety and Health 8, no. 3 (December 27, 2019): 274–282. Accessed August 5, 2024. https://e-journal.unair.ac.id/IJOSH/article/view/8643.