Achilov , A. . (2022) “ASSESSMENT STANDARDS OF GENERAL ENDURANCE IN THE ‘COOPER’ TEST FOR FOOTBALL PLAYERS OF DIFFERENT AGES”, International Bulletin of Engineering and Technology, 2(12), pp. 108–113. Available at: https://internationalbulletins.com/intjour/index.php/ibet/article/view/207 (Accessed: 22 March 2026).