@ARTICLE{_Coloured_2013,
 number={vol. 37},
 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={Coloured insert},
 URL={http://journals.pan.pl/Content/98182/mainfile.pdf},
}