@misc{Heck_Korneli_Juliusz_(1860–1911)_Listy_1884],
 author={Heck, Korneli Juliusz (1860–1911) and Szymonowic, Szymon (1558–1629) and Zimorowic, Józef Bartłomiej (1597–1677)},
 copyright={Public Domain},
 address={[Lwów},
 howpublished={online},
 year={1884]},
 publisher={s.n.},
 language={pol},
 title={Listy Szymona Szymonowicza i Józefa Bartłomieja Zimorowicza},
 type={Text},
 URL={http://www.rcin.org.pl/Content/236782/WA248_272846_F-7181_heck-listy_o.pdf},
 keywords={Polish letters (17th c.)},
}