1.
WyszyƄski A. Impact of the Covid-19 Pandemic on the Situation and Financial Results of the Ekstraklasa Football Clubs. oej [Internet]. 2023 Jun. 30 [cited 2024 Nov. 24];18(1):63-75. Available from: https://czasopisma.uwm.edu.pl/index.php/oej/article/view/9735