@misc{Purbach_Georg_Theoricae,
 author={Purbach Georg},
 copyright={PAN Biblioteka Kórnicka},
 howpublished={online},
 publisher={Lufft Hans},
 language={lat},
 type={starodruki},
 title={Theoricae novae planetarum Georgii Purbachi Germani cum praefatione Philippi Melanthonis},
 keywords={matematyka 16w., astronomia 16w., fizyka 16w.},
}