Kurniawan Sitanggang, H. 2026. The Effect of Employee Competence and Motivation, as well as Leadership, on Employee Performance in the Simalungun Regency Government. Eduvest - Journal of Universal Studies. 6, 4 (Apr. 2026), 4430–4449. DOI:https://doi.org/10.59188/eduvest.v6i4.53043.