Brezdeń, Paweł. “Industrial Activity and Its Spatial Structure During the COVID-19 Pandemic in Poland”. Studies of the Industrial Geography Commission of the Polish Geographical Society 37, no. 2 (June 29, 2023): 7–24. Accessed November 21, 2024. https://prace-kgp.uken.krakow.pl/article/view/10283.