Ramy Jabbar Kazem Abboud. Effect Of Competitive Collective Method According To Variable Training To Develop Layup Shooting Accuracy In Basketball For Students. GJPOK [Internet]. 2026 Mar. 30 [cited 2026 May 24];13(1):71-85. Available from: https://ojspanel.undikma.ac.id/index.php/gelora/article/view/20449