@misc{_Geographia_1972,
 editor={Jahn, Alfred. Ed.},
 editor={Starkel, Leszek (1931– ). Ed.},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Geographia Polonica},
 howpublished={online},
 year={1972},
 publisher={IGiPZ PAN},
 language={eng},
 title={Geographia Polonica 23 (1972)},
 type={Text},
 URL={http://rcin.org.pl/igipz/Content/4506/PDF/Wa51_13456_r1972-t23_Geogr-Polonica.pdf},
 keywords={Geography},
}