@misc{Bernigeroth_Johann_Martin_(1713–1767)_[Liebknecht,
 author={Bernigeroth, Johann Martin (1713–1767)},
 howpublished={online},
 language={ger},
 language={lat},
 title={[Liebknecht Johann Georg]},
 keywords={portrait, man, bust, mathematician, physicist, astronomer, numismatiist, theologian, professor, German graphics, engraving, 18 w., 18. Jh., 18 century},
}