@misc{Zach_F._von_Allgemeine,
 author={Zach, F. von},
 address={Weimar},
 howpublished={online},
 publisher={Verlag des Industrie-Comptoirs},
 language={ger},
 type={text},
 title={Allgemeine Geographische Ephemeriden. Bd. 3},
 keywords={geographical coordinates, portraits of 18th century scholars},
}