Luthfi Fadillah, Muhamad, Nuryadi Nuryadi, and Didin Budiman. “RELATIONSHIPS BETWEEN UNDERSTANDING OF REGULATIONS FUTSAL GAME WITH FUTSAL Referee PERFORMANCE WHEN LEADING A GAME”. Jurnal Speed (Sport, Physical Education, Empowerment) 3, no. 2 (December 1, 2020): 121–128. Accessed December 6, 2025. https://journal-fkip.unsika.ac.id/index.php/speed/article/view/4459.