Elwindra, Elwindra, and Muhammad Rizal. “Factors Related to Job Fatigue in Online Ojek Riders In East Jakarta In 2018: Muhammad Rizal, Elwindra”. Jurnal Persada Husada Indonesia, vol. 6, no. 21, Apr. 2019, pp. 1-8, doi:10.56014/jphi.v6i21.260.