Aries Ferdhita Hariawan et al. 2026. The Effect of Leadership Education and Training on Structural Promotion: the Mediating Role of Competence Among Civil Servants in the Indonesian National Police. Jurnal Ragam Pengabdian. 3, 1 (Spesial Issue) (Jan. 2026), 874–882. DOI:https://doi.org/10.62710/g9bv5n74.