Ach. Zayul Mustain. THE EFFECT OF FOOT STRENGTH AND SPEED TRAINING ON THE RESULTS OF THE EXTRACURICULAR ATHLETICATHLETIC LEVEL OF MTs. HIDAYATUL MUBTADI`IN BANYUWANGI DISTRICT. ijes [Internet]. 2021Mar.30 [cited 2025Oct.19];2(1):20-32. Available from: https://www.jurnal.icjambi.id/index.php/ijes/article/view/87