Isnawan MG, Sudirman S. Principal competency model development: Phenomenological design with coaching techniques in Sekolah Penggerak. TJKMP [Internet]. 2022May7 [cited 2025Jun.24];8(01):59-68. Available from: https://ftk.uinbanten.ac.id/journals/index.php/tarbawi/article/view/5867