SZCZYGIELSKI, Dawid; NAPIERAŁA, Marek; GOTOWSKI, Rafał. Rating behavior of football fans by Internet. Journal of Education, Health and Sport, [S. l.], v. 7, n. 2, p. 170–193, 2017. Disponível em: https://apcz.umk.pl/JEHS/article/view/4251. Acesso em: 7 jan. 2025.