“Efforts To Improve Agility And Speed In Playing Football At Sdn 44 Lubuk Anau”. Jurnal Ilmiah Pendidikan Scholastic 2, no. 2 (October 28, 2018): 45–52. Accessed March 16, 2026. https://e-journal.sastra-unes.com/index.php/JIPS/article/view/266.