Zainuri, Muhammad, and Topo Yono. 2025. “MODIFICATION OF THE DIFFICULTY OF FACILITIES AND INFRASTRUCTURE IN SALAF SCHOOLS WITH THE BELIEF, TRULY WITH DIFFICULTY THERE IS EASE”. Gladi : Jurnal Ilmu Keolahragaan 16 (02):243-48. https://doi.org/10.21009/GJIK.162.09.