@ARTICLE{Polko_Adam_Urban_2012,
 author={Polko, Adam},
 number={vol. 34},
 journal={Studia Regionalia},
 howpublished={online},
 year={2012},
 publisher={Polish Academy of Sciences – Committee for Spatial Economy and Regional Planning and European Regional Science Association (ERSA) Polish Section},
 title={Urban Public Spaces - from Economics to Management},
 URL={http://www.journals.pan.pl/Content/98118/mainfile.pdf},
}