METHODOLOGY FOR DEVELOPING SPEED ENDURANCE IN SPRINTERS WITH LOWER SPORTS QUALIFICATION GRADES. World Bulletin of Physical Education and Sports Science, [S. l.], v. 2, n. 4, p. 55–63, 2026. Disponível em: https://worldbulletin.org/index.php/2/article/view/500. Acesso em: 10 nov. 2026.