Jiménez-Morales, M., Montaña, M., & Medina-Bravo, P. (2020). Childhood use of mobile devices: Influence of mothers’ socio-educational level. Comunicar, 28(64), 21–28. Retrieved from https://revistacomunicar.com/ojs/index.php/comunicar/article/view/C64-2020-02