@misc{Habicht_Christian_Gottlieb_Elementa,
 author={Habicht, Christian Gottlieb},
 howpublished={online},
 language={lat},
 type={rękopis},
 title={Elementa Geometriae},
 title={Elementa Geometriae Practica},
 keywords={geometria, Bibliotheca Scherschnickiana, Habicht, Christian Gottlieb},
}