@misc{_Europa_2009,
 volume={19},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Europa XXI},
 howpublished={online},
 year={2009},
 publisher={IGiPZ PAN},
 language={eng},
 title={Europa XXI 19 (2009) : European urban system : metropolization and networking},
 type={Text},
}