@misc{Kupiński_Szymon_(1674-1752)_Constans,
 author={Kupiński, Szymon (1674-1752)},
 howpublished={online},
 publisher={Typis Francisci Cezary [...]},
 language={lat},
 type={stary druk},
 title={Constans Felicitas Poloniarum, Celsissimus Princeps in Szaniawy Szaniawski, Episcopus Cracoviensis [...]},
}