@misc{Walkiewicz_Władysław_(1833–1900)_[Jędrzej, author={Walkiewicz, Władysław (1833–1900)}, copyright={Public Domain}, address={[s.l.]}, howpublished={online}, publisher={[s.n.]}, language={pol}, title={[Jędrzej Śniadecki]}, URL={http://www.rcin.org.pl/Content/31032/PDF/WA058_26078_AIZ-F590_Jedrzej-Sniad-ikon.pdf}, keywords={Śniadecki, Jędrzej (1768-1838), litography, Polish graphics, portraits}, }