@misc{Krockow_von_Ernst_(-1680)_De,
 author={Krockow von, Ernst (-1680)},
 howpublished={online},
 publisher={Rhete, Georg (1600-1647). Druk.},
 language={lat},
 type={stary druk},
 title={De Fortitvdine Disputatio, Proposita In Gymnasio Dantiscano,Præside M. Petro Lossio [...]},
 keywords={dysertacje},
}