Natasya Lintang Amanda, Febrianty Febrianty, and Ayu Nursari. 2026. “The Effect of Human Resource Development, Motivation, and Competency Improvement on Employee Performance at PT Perkebunan Nusantara I Regional 7 Kebun Kedaton”. International Journal of Economics, Management and Accounting 3 (3):137-48. https://doi.org/10.61132/ijema.v3i3.1322.