Ratri Harida, Prim Masrokan Muthohar, and Ngainun Na’im. “Principal Self Control As Adaptive Leadership in Strengthening Madrasah Competitive Advantage”. International Journal of Education Management and Religion, vol. 4, no. 1, Sept. 2026, pp. 144-71, doi:10.71305/ijemr.v4i1.2119.