@misc{Freitag_Adam_(_-1621)_Gratiarum,
 author={Freitag, Adam ( -1621)},
 howpublished={online},
 publisher={Augustin Ferber},
 language={lat},
 type={starodruk},
 title={Gratiarum Actio Ad Clarißimum & Excellentißimum Doctißimumq[ue] Virum, Dn. M. Johannem Broscium Curzeloviensem, In Inclyta Academia Cracoviensi Mathematum publicum Professorem : pro Geometria Petri Rami dono mißa Adamo Freitagio, Thorun. Juniori, observantiæ ergo scripta ab eodem},
}