@misc{_Bolesław,
 copyright={Public Domain},
 howpublished={online},
 title={Bolesław Hryniewiecki},
 type={Image},
 URL={http://rcin.org.pl/miiz/Content/86594/WA058_90903_Hryniewiecki_B.pdf},
 keywords={Hryniewiecki, Bolesław (1875-1963), naturalists, botanists, academics, environmental activists, biologists - Poland - biography},
}