Umar, Ahmad Farid, et al. “Association Between Work Fatigue and Musculoskeletal Disorders Among Online Motorcycle Taxi Drivers: Ahmad Farid Umar, Elwindra, Debby Syahru Romadlon”. Jurnal Persada Husada Indonesia, vol. 13, no. 2, June 2026, pp. 51-57, doi:10.56014/jphi.v13i2.492.