CARAZO-VARGAS, Pedro; MONCADA-JIMÉNEZ, José. The association between sleep efficiency and physical performance in taekwondo athletes. Retos, [S. l.], v. 37, p. 227–232, 2020. DOI: 10.47197/retos.v37i37.69860. Disponível em: http://207.180.252.49/index.php/retos/article/view/69860. Acesso em: 3 ago. 2025.