“The Influence of Competency Certificates on Motivation, Job Satisfaction and Discipline in Career Development”. JMKSP (Jurnal Manajemen, Kepemimpinan, Dan Supervisi Pendidikan), vol. 11, no. 1, Aug. 2026, pp. 634-4, https://doi.org/10.31851/jmksp.v11i1.21670.