@misc{_Principi_[1784,
 copyright={Public Domain},
 address={[Warszawa?]},
 howpublished={online},
 year={[1784 między 1794]},
 publisher={[wydawca nieznany]},
 language={lat},
 title={Principi Michaeli Poniatovio Primati Regni : [Incipit:] Prosper fideli vive diu gregi ...},
 type={Text},
 URL={http://rcin.org.pl/Content/80018/PDF/WA248_103615_XVIII-1-1058_poniatowski-principi_o.pdf},
 keywords={Poniatowski, Michał Jerzy (1736-1794), Latin poetry - 18th c.},
}