@misc{_L_[1943], copyright={Public Domain}, address={Gotha}, journal={Vogels Karte von Mitteleuropa. Fliegerkarte}, howpublished={online}, year={[1943]}, publisher={Justus Perthes}, language={ger}, title={L 33 - NO Graz}, type={Image}, URL={http://www.rcin.org.pl/Content/210141/PDF/WA51_193675_PTGC61-23-r1943_L-33-NO-Graz_0001.pdf}, keywords={topographic maps, aerial maps, Graz (Austria; region), Wiener Neustadt (Austria ; region), Maribor (Slovenia; region), Szombathely (Hungary; region), Kaposvár (Hungary; region)}, }