@misc{_Geographia_1968,
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Geographia Polonica},
 howpublished={online},
 year={1968},
 publisher={IGiPZ PAN},
 language={eng},
 title={Geographia Polonica 13 (1968)},
 type={Text},
 URL={http://rcin.org.pl/Content/4516/PDF/Wa51_13470_r1968-t13_Geogr-Polonica.pdf},
 keywords={Geography},
}