@misc{_Geographia_1986, copyright={Rights Reserved - Free Access}, address={Warszawa}, journal={Geographia Polonica}, howpublished={online}, year={1986}, publisher={IGiPZ PAN}, language={eng}, title={Geographia Polonica 52 (1986)}, type={Text}, URL={http://www.rcin.org.pl/igipz/Content/4205/PDF/WA51_13405_r1986-t52_Geogr-Polonica.pdf}, keywords={Geography}, }