Nurhadi, A. K. S. Putri, M. Asdar, I. Safar, N. Nurdin, and M. Saleh, “Work Performance: Loyalty Approach and Promotion Contribution”, ZKDX, vol. 29, no. 4, pp. 312–317, Nov. 2024, Accessed: Jul. 26, 2025. [Online]. Available: https://zkdx.ch/journal/zkdx/article/view/136