1.
Martín Barrero A. Efecto de dos métodos de entrenamiento sobre la motivación en porteros de fútbol formativo (Effect of two training methodologies on motivation in goalkeepers in youth football). Retos [Internet]. 2023 Mar. 31 [cited 2026 Jun. 10];48:207-12. Available from: https://revistaretos.org/index.php/retos/article/view/96937