SERRANO, J.; REIS, R.; FONSECA, T.; PAULO, R.; HONÓRIO, S.; BATISTA, M. Pre-Competitive Anxiety: A comparative study between “Under 12” and Senior teams in football (Ansiedad Pre-Competitiva: Estudio comparativo entre equipos de fútbol infantil y fútbol senior). Retos, [S. l.], v. 36, p. 318–326, 2019. DOI: 10.47197/retos.v36i36.67129. Disponível em: https://recyt.fecyt.es/index.php/retos/article/view/67129. Acesso em: 25 sep. 2022.