Lufthansa, L., Anangga Widya Pradipta, Ary Artanty, & Antonius Prasetyo Hadi. (2023). The Effect of the Play Approach on Learning Athletic Running Numbers for the Mentally Impaired. Jurnal Speed (Sport, Physical Education, Empowerment), 6(2), 148–155. Retrieved from https://journal.unsika.ac.id/index.php/speed/article/view/10059