Syadzwina, A., A. Kurniati, H. Atmajaya, and D. Hikmat Ramdhan. “Effects of Shift Work on Chronic Fatigue Symptoms Among Automotive Part Workers”. KnE Life Sciences, Vol. 4, no. 4, May 2018, pp. 401–406, doi:10.18502/kls.v4i4.2300.