I. Siahaan, K. Kaharuddin, and M. S. Koto, “The Effect of Supervision and Incentives on Employees’ Work Morale at the Regional Secretariat of Central Tapanuli Regency”, JEMA, vol. 3, no. 02, pp. 121–126, Mar. 2026, Accessed: Mar. 17, 2026. [Online]. Available: https://jurnal.devitara.or.id/index.php/ekonomi/article/view/352