Estrada Fernández, X. et al. 2021. Relationship of visual, attentional and contextual variables together with internalized (depression), and externalized (behavior) problems. Sportis. Scientific Technical Journal of School Sport, Physical Education and Psychomotricity. 7, 2 (May 2021), 239–266. DOI:https://doi.org/10.17979/sportis.2021.7.2.7365.