@misc{_Kontrakty_[post,
 copyright={Public Domain},
 address={[Warszawa]},
 howpublished={online},
 year={[post 6 X 1788-ante 8 VIII 1789]},
 publisher={Drukarnia Wolna Jana Potockiego (Warszawa)},
 language={pol},
 type={Text},
 title={Kontrakty Dubienskie Y Lwowskie},
 URL={http://rcin.org.pl/Content/58875/PDF/WA248_78673_XVIII-2-1374_kontrakty-dubien_o.pdf},
 keywords={Polish poetry - 18th c.},
}