GONZÁLEZ CAMPOS, G.; VALDIVIA-MORAL, P.; CACHÓN ZAGALAZ, J.; ROMERO RAMOS, O. Motivation and Care-Concentration in Footballers. Review of Studies. SPORT TK-EuroAmerican Journal of Sport Sciences, [S. l.], v. 5, n. 2, p. 77–82, 2016. DOI: 10.6018/264701. Disponível em: https://revistas.um.es/sportk/article/view/264701. Acesso em: 12 sep. 2026.