@misc{_Adolf_[1963],
 copyright={Public Domain},
 howpublished={online},
 year={[1963]},
 title={Adolf Riedel},
 type={Image},
 URL={http://rcin.org.pl/Content/153256/PDF/WA058_161197_Riedel-Adolf_1963.pdf},
 keywords={Riedel, Adolf (1930-2010), zoologists, malacologists, academics, collectors and collecting, biologists - Poland - biography},
}