@misc{Roulin_Francois_Desiré_(1796-1874)_Brief,
 author={Roulin, Francois Desiré (1796-1874) and Friedländer, Emil Gottlieb (1805-1878) and [Bopp, Franz (1791-1867)]},
 howpublished={online},
 language={ger},
 language={fre},
 type={rękopis},
 title={Brief von Francois Desiré Roulin, Emil Gottlieb Friedländer und Franz Bopp an Alexander von Humboldt},
 keywords={rękopisy},
}