Sugiyarti N, Sopidi S, Arifudin I, Gloria RY. Excellent Service Management in Islamic Boarding Schools: A SERVQUAL Analysis of Educational Service Quality. Urwatul Wutsqo [Internet]. 2026Mar.13 [cited 2026Mar.18];15(01):427-39. Available from: https://pondokjurnal.uwj.ac.id/index.php/UrwatulWutsqo/article/view/2629