@misc{_Kozniewskich,
 howpublished={online},
 publisher={Actum in Castro Praemisliensi Sabbatho post Festum Sancti Valentini Martyris proximo Anno Domini Millesimo Sexcentesimo Vigesimo Octavo},
 language={łaciński},
 title={Kozniewskich coniugum advitalitas},
 type={rękopis},
 keywords={Stanisław Piotrowski, advitalitas, Marcin Koźniewski, Jadwiga Piotrowska},
}