GAJEK, K. Social Media as an important element of sports organization external communication. Quality in Sport, [S. l.], v. 2, n. 1, p. 39–51, 2016. DOI: 10.12775/QS.2016.004. Disponível em: https://apcz.umk.pl/QS/article/view/QS.2016.004. Acesso em: 15 jul. 2024.