@misc{Urbaniak-Biernacka_Urszula_(1932–1997)_Wydmy_1967,
 author={Urbaniak-Biernacka, Urszula (1932–1997)},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Prace Geograficzne - Polska Akademia Nauk},
 howpublished={online},
 year={1967},
 publisher={IGiPZ PAN},
 publisher={Wydawnictwa Geologiczne},
 language={pol},
 language={eng},
 language={rus},
 title={Wydmy Kotliny Płockiej = Dunes of the Płock Basin = Djuny v Plockoj Kotlovine},
 type={Text},
 URL={http://www.rcin.org.pl/Content/15322/PDF/WA51_21950_r1967_nr61_Prace-Geogr.pdf},
 keywords={geomorphology, aeolian landforms, dunes, Płock Basin},
}