@ARTICLE{Kudłacz_Michał_Development_2013,
 author={Kudłacz, Michał},
 number={vol. 35},
 journal={Studia Regionalia},
 howpublished={online},
 year={2013},
 publisher={Polish Academy of Sciences – Committee for Spatial Economy and Regional Planning and European Regional Science Association (ERSA) Polish Section},
 title={Development of Metropolitan Areas in Poland Based on the Example of Cracow Metropolitan Area},
 URL={http://www.czasopisma.pan.pl/Content/98139/mainfile.pdf},
}