HERNÁNDEZ, Perla Zukey; MONTES MATA, Karla Juanita; VALENZUELA JURADO, Felipe. Autoeficacia para el ejercicio físico antes y durante la Pandemia Covid-19 (Self-efficacy for physical exercise before and during the Covid-19 Pandemic). Retos, [S. l.], v. 47, p. 1041–1045, 2023. DOI: 10.47197/retos.v47.90792. Disponível em: http://www.revistaretos.org/index.php/retos/article/view/90792. Acesso em: 23 ago. 2025.