WESTFAL, K. M. Trademarks in sports. Quality in Sport, [S. l.], v. 1, n. 4, p. 63–71, 2015. DOI: 10.12775/QS.2015.024. Disponível em: https://apcz.umk.pl/QS/article/view/QS.2015.024. Acesso em: 9 feb. 2023.