Nugroho, M. A. B., Kusuma, K. A. . and Abbadiyah, R. . (2024) “The Effect of Leadership Style, Motivation, and Employee Promotion on Employee Performance at PT PLN (Persero) ULP Porong”, Efektor, 11(2), pp. 144–158. doi: 10.29407/e.v11i2.23913.