@misc{Lamont_Johann_von_Astronomie_1851,
 author={Lamont, Johann von},
 address={Stuttgart},
 howpublished={online},
 year={1851},
 publisher={Verlag der Franth'schen Buchhandlung},
 language={ger},
 title={Astronomie und Erdmagnetismus},
 keywords={solar system, magnetism of the earth},
}