KOŚCIÓŁEK, Szczepan. The effects of participation in European competitions on the domestic competitiveness of Polish football clubs. International Entrepreneurship Review, [S. l.], v. 8, n. 3, p. 81–92, 2022. DOI: 10.15678/IER.2022.0803.06. Disponível em: https://ier.uek.krakow.pl/pm/article/view/2099. Acesso em: 15 apr. 2024.