@misc{_Przegląd_1968, copyright={Rights Reserved - Free Access}, address={Warszawa}, journal={Przegląd Geograficzny}, howpublished={online}, year={1968}, publisher={IGiPZ PAN}, language={pol}, language={eng}, title={Przegląd Geograficzny T. 40 z. 1 (1968)}, type={Text}, URL={http://www.rcin.org.pl/igipz/Content/8679/PDF/WA51_16384_r1968-t40-z1_Przeg-Geogr.pdf}, keywords={geographical sciences, theory of geography, political geography, population maps, spatial concentration of population, gypsy population, industry, hierarchy of settlements, ferry navigation, economy, Poland, Katowice voivodship}, }