@misc{_Ludwik,
 copyright={Public Domain},
 howpublished={online},
 title={Ludwik Masłowski},
 type={Image},
 URL={http://www.rcin.org.pl/Content/124990/PDF/WA058_109758_Maslowski_L1.pdf},
 keywords={Masłowski, Ludwik (1895-1940?), zoologists, entomologist, lepidopterologists, collectors and collecting, biologists - Poland - biography},
}