@misc{Grottger_Artur_(1837-1867)_Na_[ca, author={Grottger, Artur (1837-1867)}, address={Kraków}, howpublished={online}, year={[ca 1927]}, publisher={Salon Malarzy Polskich}, language={pol}, language={fre}, title={Na Placu Zygmunta}, type={pocztówka}, keywords={Karty pocztowe, Karty pocztowe -- Polska -- 1900-1945}, }