@ARTICLE{Lorens_Piotr_Contemporary_2015, author={Lorens, Piotr}, number={vol. 43-44}, journal={Studia Regionalia}, howpublished={online}, year={2015}, publisher={Polish Academy of Sciences – Committee for Spatial Economy and Regional Planning and European Regional Science Association (ERSA) Polish Section}, title={Contemporary Development Processes of Cities and Urban Areas}, URL={http://www.czasopisma.pan.pl/Content/98258/mainfile.pdf}, }