@misc{,
 copyright={Public Domain},
 howpublished={online},
 language={pol},
 type={Text},
 URL={http://rcin.org.pl/Content/58712/PDF/WA488_6004_P106_T11-1918-Roczn-TNW.pdf},
 keywords={Towarzystwo Naukowe Warszawskie, Polish scientific periodicals - 20 c.},
}