The relationship between mobile phone use and attention levels in teaching - learning process. Encuentros, [S. l.], v. 18, n. 01, 2020. DOI: 10.15665/encuent.v18i01.2168. Disponível em: http://ojs.uac.edu.co/index.php/encuentros/article/view/2168. Acesso em: 29 apr. 2026.