@misc{Koenigsberger_Leo_(1837–1921)_Hermann_1903,
 author={Koenigsberger, Leo (1837–1921)},
 copyright={Public Domain},
 address={Braunschweig},
 howpublished={online},
 year={1903},
 publisher={Druck und Verlag von Friedrich Vieweg und Sohn},
 language={ger},
 title={Hermann von Helmholtz. Bd. 3 /},
 type={Text},
 URL={http://www.rcin.org.pl/Content/73956/PDF/WA35_18229_6715-III_Hermann.pdf},
 keywords={Helmholtz, Hermann Ludwig Ferdinand von (1821-1894) [KABA]},
}