@misc{_Hydrobiological,
 editor={Janicki, Konstanty (1876–1932). Collector},
 copyright={Public Domain},
 howpublished={online},
 title={Hydrobiological field work},
 type={Image},
 URL={http://rcin.org.pl/Content/70069/WA058_88604_Janicki_KEF251.pdf},
 keywords={Janicki, Konstanty (1876-1932), zoologists, naturalists, parasitologists, helminthologists, biological station},
}