@misc{_Vilna,
 howpublished={online},
 publisher={Braun, Georg (ca 1540-1622)},
 publisher={Hogenberg, Franz (ca 1540- ca 1590)},
 language={lat},
 type={mapy},
 title={Vilna Lituaniae metropolis.},
 keywords={Wilno 16w., plan miasta},
}