@misc{_Mieczysław, copyright={Public Domain}, howpublished={online}, title={Mieczysław Józefik}, type={Image}, URL={http://rcin.org.pl/Content/87128/PDF/WA058_90918_Jozefik-M_1.pdf}, keywords={Józefik, MIeczysław (1930- ), zoologists, ornithologists, academics, biologists - Poland - biography}, }