Mudijono, Sukari. Enhancing the Quality of Learning Based on Character Education at Nurul Istiqlal Islamic Boarding School in Klaten. At Turots J. Pendidik. Islam [Internet]. 2026 Jun. 30 [cited 2026 Aug. 4];8(1):1163-72. Available from: https://journal.stitmadani.ac.id/index.php/JPI/article/view/1406