Kepler Sinaga 2024. EXPLORING THE ROLE OF LEADERSHIP AND ORGANIZATIONAL CULTURE IN ENHACING PUBLIC SECTOR INNOVATION IN MEDAN: AN SEM-PLS STUDY. The American Journal of Interdisciplinary Innovations and Research. 1, 01 (Aug. 2024), 191–203. DOI:https://doi.org/10.37547/tajiir/NICSPEEP-2024-01-18.