[1]
E. T. Simbolon, A. Siagian, B. A. Pakpahan, B. Panjaitan, L. Samosir, and H. Simatupang, “How managerial skills, teacher empowerment, and teacher maturity affect principal leadership: A study in high schools of north tapanuli, indonesia”, tijossw, vol. 7, no. 1, pp. 66–74, Feb. 2025.