Physical fitness performance, playing position and competitive level attained by elite junior soccer players: a 12-year study . Kinesiology, [S. l.], v. 53, n. 1, p. 56–64, 2021. Disponível em: https://ojs.srce.hr/index.php/kinesiology/article/view/5845. Acesso em: 19 aug. 2025.