N. T. Faizah Hurmayati, H. Syahrudin, Halida, A. Yani T, and M. Waruwu, “Implementation of Principals’ Adaptive Leadership in Addressing Educational Challenges in Indonesia’s Frontier, Outermost, and Disadvantaged (3T) Regions: A Case Study at SMA Negeri 3 Ketungau Tengah, Sintang Regency”, j. pendidik. terap., vol. 4, no. 5, pp. 90–99, Nov. 2026.