@misc{_N_[1944],
 copyright={Public Domain},
 address={Gotha},
 journal={Vogels Karte von Mitteleuropa. Fliegerkarte},
 howpublished={online},
 year={[1944]},
 publisher={Justus Perthes},
 language={ger},
 type={Image},
 title={N 32 - NO Kiel},
 URL={http://rcin.org.pl/Content/210097/PDF/WA51_190749_PTGC61-2-r1944_N-32-NO-Kiel_0001.pdf},
 keywords={topographic maps, aerial maps, Kiel (Germany; region), Danish straits},
}