Hasanah, Siti Nur, and Ine Kusuma Aryani. “Synergy of Transformational Leadership and Improving Managerial Competence of School Principals: A Case Study in State Elementary School 2 Selanegara”. Proceedings Series on Social Sciences & Humanities, vol. 25, Aug. 2025, pp. 817-24, https://conferenceproceedings.ump.ac.id/pssh/article/view/1795.