Toyib Mashuri, et al. “School Management in Enhancing Human Resource Performance: A Multi-Case Study at State Islamic Senior High School 1 Trenggalek and State Senior High School 1 Trenggalek”. International Journal of Islamic Educational Research, vol. 3, no. 1, Jan. 2026, pp. 60-67, doi:10.61132/ijier.v3i1.509.