@misc{Behning_Arvid_(1890–1943)_Sterletzucht_1927, author={Behning, Arvid (1890–1943)}, copyright={Public Domain}, address={[unknown]}, journal={Publications of famous biologists - a collection of prints}, howpublished={online}, year={1927}, publisher={[unknown]}, language={ger}, type={Text}, title={Sterletzucht an der Wolga}, URL={http://rcin.org.pl./Content/67938/PDF/s63.pdf}, keywords={Sterlet - Russia - Wolga (river), Sturgeon fish}, }