BUTT, Joanne; WEINBERG, Robert; CULP, Briana. Exploring Mental Toughness in NCAA Athletes. Journal of Intercollegiate Sport, [S. l.], v. 3, n. 2, p. 316–332, 2010. DOI: 10.1123/jis.3.2.316. Disponível em: https://journals.ku.edu/jis/article/view/10128. Acesso em: 2 apr. 2025.