Fahrul Alam Wardama Pane, et al. “The Influence of Work Environment on Employee Performance at PT. PNM Medan Tembung Area”. Journal of Creative Power and Ambition (JCPA), vol. 2, no. 02, Aug. 2024, pp. 32-42, https://edujavare.com/index.php/jcpa/article/view/495.