Munthe, Syafaruddin, and Wahyu Azhar Ritonga. “The Influence of Work Environment and Self-Reward on Employee Job Satisfaction at PT Sun Berlian Motor Rantauprapat”. Jurnal Ekonomi, Manajemen, Dan Bisnis, vol. 4, no. 2, June 2026, pp. 773-81, https://doi.org/10.70716/emis.v4i2.602.