“The Influence of Competency Certificates on Motivation, Job Satisfaction and Discipline in Career Development”. JMKSP (Jurnal Manajemen, Kepemimpinan, dan Supervisi Pendidikan) 11, no. 1 (August 12, 2026): 634–644. Accessed October 25, 2026. https://jurnal.univpgri-palembang.ac.id/index.php/JMKSP/article/view/21670.