Lorek, Agnieszka. “The Sustainable Development Policy of Silesian Municipalities”.
Krakow Review of Economics and Management Zeszyty Naukowe Uniwersytetu Ekonomicznego W Krakowie, no. 1(961), June 2017, pp. 21-37,
https://doi.org/10.15678/ZNUEK.2017.0961.0102.