@misc{_Przegląd_1972,
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Przegląd Geograficzny},
 howpublished={online},
 year={1972},
 publisher={IGiPZ PAN},
 language={pol},
 language={eng},
 title={Przegląd Geograficzny T. 44 z. 1 (1972)},
 type={Text},
 URL={http://www.rcin.org.pl/Content/14234/PDF/WA51_16350_r1972-t44-z1_Przeg-Geogr.pdf},
 keywords={resources of geographical environment, graph theory, river valleys evolution, agriculture typology, pedological cartography, industrial dust, gypsy population, Zielona Góra voivodship},
}