STAMATIS, Andreas; MORGAN, Grant B.; FLORES, Pedro Julián; BARAJAS PINEDA, Lenin Tlamatini; ANDRADE SÁNCHEZ, Adriana Isabel; SALGADO TORRES, Sarita. Invarianza multicultural y validación del índice de fortaleza mental en deportistas norteamericanos y mexicanos (Multicultural Invariance and Validation of the Mental Toughness Index in North American and Mexican Athletes). Retos, [S. l.], v. 43, p. 643–650, 2022. DOI: 10.47197/retos.v43i0.88711. Disponível em: http://www.revistaretos.org/index.php/retos/article/view/88711. Acesso em: 21 ago. 2025.