@misc{Humboldt_Alexander_von_(1769-1859)_Chemin,
 author={Humboldt, Alexander von (1769-1859) and Nieznany},
 howpublished={online},
 language={ger},
 type={rękopis},
 title={Chemin de Durango a Chihuahua (Manuskripttitel)},
 keywords={rękopisy},
}