HARTANTO, Amri; DARMAWAN, Aditya Tito Aji; SUKOCO, Pamuji; MARHAENDRO, Agus Susworo Dwi; MOHAMMAD , Rafidhiya. Mental toughness and self-confidence of volleyball extracurricular participants: un estudio de las diferencias de género. Retos, [S. l.], v. 62, p. 470–479, 2025. DOI: 10.47197/retos.v62.110600. Disponível em: http://www.revistaretos.org/index.php/retos/article/view/110600. Acesso em: 29 jun. 2025.