@misc{Biosca_Oriol_Transport_2013,
 author={Biosca, Oriol and Spiekermann, Klaus and Stępniak, Marcin},
 volume={24},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Europa XXI},
 howpublished={online},
 year={2013},
 publisher={IGiPZ PAN},
 language={eng},
 type={Text},
 title={Transport accessibility at regional scale},
 URL={http://www.rcin.org.pl/igipz/Content/42804/PDF/WA51_60488_r2013-t24_EuropaXXI-Biosca.pdf},
 keywords={transport accessibility, accessibility indicators, Europe},
}