Khairan, Ihsan, Junaidi Junaidi, and Supriadi Supriadi. “Leadership of School Principals and Their Role in Improving the Quality of Education in Indonesia”. Journal of Loomingulisus ja Innovatsioon 1, no. 1 (May 22, 2024): 17–22. Accessed September 6, 2025. http://www.journal.ypidathu.or.id/index.php/innovatsioon/article/view/903.