@misc{_Kurier,
 copyright={PAN Biblioteka Kórnicka},
 howpublished={online},
 publisher={Drukarnia Kuryera Poznańskiego},
 publisher={Masław Zmorski},
 language={pol},
 type={gazety},
 title={Kurier Poznański 1891.01.23 R.20 nr18},
}