Damma Setiawan, Rorenso Rakhitta. “The Effect Of Self-Efficacy, Training And Competence On Employee Performance With Work Motivation As A Mediator (Empirical Study on Telecom System Sub-Sector Companies)”. Primanomics : Jurnal Ekonomi & Bisnis 24, no. 2 (May 21, 2026): 11–27. Accessed June 4, 2026. https://jurnal.ubd.ac.id/index.php/PE/article/view/4458.