Martins, João, Adilson Marques, Miguel Peralta, António Palmeira, y Francisco Carreiro da Costa. «Correlates of Physical Activity in Young People: A Narrative Review of Reviews. Implications for Physical Education Based on a Socio-Ecological Approach (Correlatos De Actividad física En jóvenes: Una revisión Narrativa De Revisiones. Implicaciones Para». Retos 31 (enero 1, 2017): 292–299. Accedido julio 1, 2025. http://www.revistaretos.org/index.php/retos/article/view/53505.