@misc{Sikorski_Jan_Reverendissimo,
 author={Sikorski, Jan},
 howpublished={online},
 language={lat},
 type={starodruki},
 title={Reverendissimo in Christo Patri [...] Christophoro Kazimirski [...] episcopo Kiioviensi [...] gratulatio. A Ioanne Sikorski [...] scripta.},
 keywords={Krzysztof Kazimirski (?-1618) biskup kijowski},
}