Amelia, A., Rudianto, R., Auderey GD. Tangkudung and Marisi Pakpahan (2026) “Digital Transformation for Optimizing Employee Performance at Perum DAMRI Head Office”, International Journal of Economics, Business and Innovation Research, 5(06), pp. 181-189. doi: 10.63922/ijebir.v5i06.6733.