KHAKIMJANOV , Z. OPTIMIZATION OF CIRCULAR TRAINING IN THE DEVELOPMENT OF ENDURANCE OF PLAYERS AGED 16-17 YEARS. International Bulletin of Engineering and Technology, [S. l.], v. 4, n. 6, p. 42–43, 2024. Disponível em: https://internationalbulletins.com/intjour/index.php/ibet/article/view/1544. Acesso em: 3 may. 2026.