@misc{Czirenberg_Jan_(fl._1618-1620)_Velificatio,
 author={Czirenberg, Jan (fl. 1618-1620)},
 howpublished={online},
 publisher={Dantisci},
 publisher={Typis Hünefeldianis},
 language={lat},
 type={stary druk},
 title={Velificatio Philosophica De Mari Quam Supremi terræ marisque Rectoris gratia clementer adspirante: Clavum vero dirigente [...]},
}