@misc{Langius_Petrus_De,
 author={Langius, Petrus},
 howpublished={online},
 publisher={Georg Rhete},
 language={lat},
 title={De Syllogismo Topico Sive Probabili : Disputationis loco Ad sententiarum collationem proposita in Gymnasio Gedanensi},
 type={starodruk},
}