@misc{Sawicki_Ludwik_(1893–1972)_Spitsbergen, author={Sawicki, Ludwik (1893–1972)}, volume={41}, copyright={Creative Commons Attribution BY 3.0 PL license}, journal={Spuścizna prof. Ludwika Sawickiego : teczki archiwalne}, howpublished={online}, language={pol}, title={Spitsbergen : fotografie}, type={Text}, URL={http://www.rcin.org.pl/iae/Content/76999/PDF/WA308_89699_A-TA-LS-41-8_Spitsbergen-fotograf_I.pdf}, keywords={Spitsbergen (Norway)}, }