@misc{Breitenbach_Joannes_de_Disputatio_[po,
 author={Breitenbach Joannes de},
 address={[Leipzig]},
 year={[po 15 XII 1489]},
 publisher={[Conradus Kachelofen]},
 language={lat},
 title={Disputatio de immaculata conceptione Virginis Mariae},
 type={stary druk},
}