The impact of training in two styles high intensity and Crossfit training in terms of developing speed endurance and performance endurance for the football player’s benefit. Journal of Humanities and Social Sciences Research, [S. l.], v. 1, n. 3, 2023. DOI: 10.33687/jhssr.001.03.0049. Disponível em: https://jhssrjournal.com/index.php/journal/article/view/49. Acesso em: 10 may. 2026.