@misc{_Europa_2010,
 volume={20},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Europa XXI},
 howpublished={online},
 year={2010},
 publisher={IGiPZ PAN},
 language={eng},
 title={Europa XXI 20 (2010) : European Union : external and internal borders, interactions and networks},
 type={Text},
}