@misc{_Zygmunt,
 copyright={Public Domain},
 howpublished={online},
 title={Zygmunt Mokrzecki},
 type={Image},
 URL={http://www.rcin.org.pl/Content/185976/PDF/WA058_188956_Mokrzecki_Zygmunt.pdf},
 keywords={Mokrzecki, Zygmunt (1865-1936), zoologists, entomologists, academics, biologists - Poland - biography},
}