PORTOLÉS ARIÑO, Alberto; GONZÁLEZ HERNÁNDEZ, Juan. Actividad física y niveles de burnout en alumnos de la E.S.O (Physical activity and levels of burnout in secondary students). Retos, [S. l.], v. 29, p. 95–99, 2016. DOI: 10.47197/retos.v0i29.39933. Disponível em: http://revistaretos.org/index.php/retos/article/view/39933. Acesso em: 21 jul. 2025.