@misc{_Kazimierz,
 editor={Tarwid, Kazimierz (1909–1988). Collector},
 copyright={Public Domain},
 howpublished={online},
 title={Kazimierz Gajl, Jerzy Ruszkowski},
 type={Image},
 URL={http://rcin.org.pl/miiz/Content/91154/PDF/WA058_91033_Gail_Ruszkowski.pdf},
 keywords={Gajl, Kazimierz (1896-1934), Ruszkowski, Jerzy (1887-1934), zoologists, academics, biologists - Poland - biography, Warsaw University, Chair of Zoology UW},
}