ADAMČÁK, Štefan; MARKO, Michal; GÖRNER, Karol. Smartphone Screen Time and Physical Activity in a Sample of Czech and Slovak Secondary School Male Students. Sport and Tourism Central European Journal, [S. l.], v. 6, n. 4, p. 93–107, 2023. DOI: 10.16926/sit.2023.04.05. Disponível em: https://czasopisma.ujd.edu.pl/index.php/sport/article/view/1966. Acesso em: 14 may. 2024.