PIRÓG, D. Competition among universities on the educational services market in the circumstances of economics crisis and increased transition difficulties. Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 28, p. 115–128, 2014. DOI: 10.24917/20801653.28.7. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/1836. Acesso em: 26 apr. 2024.