TKOCZ, M. Effects of hard coal mining restructuring in Poland. Studies of the Industrial Geography Commission of the Polish Geographical Society, [S. l.], v. 9, p. 28–39, 2006. DOI: 10.24917/20801653.9.3. Disponível em: https://prace-kgp.uken.krakow.pl/article/view/576. Acesso em: 29 apr. 2024.