@misc{Węcławowicz_Grzegorz_Struktury_1993, author={Węcławowicz, Grzegorz and Księżak, Janusz}, copyright={Rights Reserved - Free Access}, address={Warszawa}, journal={Atlas Warszawy}, howpublished={online}, year={1993}, publisher={IGiPZ PAN}, language={pol}, title={Struktury demograficzne i gospodarstw domowych}, type={Text}, URL={http://www.rcin.org.pl/igipz/Content/5169/PDF/WA51_16037_r1993-z1_Atlas-Warszawy.pdf}, keywords={households, population, demography, statistics, Warsaw}, }