WAŚKOWSKI, Z.; JASIULEWICZ, A. Sport activity of polish runners and the resulting marketing potential. Quality in Sport, [S. l.], v. 3, n. 2, p. 20–30, 2017. DOI: 10.12775/QS.2017.008. Disponível em: https://apcz.umk.pl/QS/article/view/QS.2017.008. Acesso em: 7 dec. 2021.