@misc{Bergroth_Ernst_Evald_(1857–1925)_Om_1889, author={Bergroth, Ernst Evald (1857–1925)}, copyright={Public Domain}, address={[unknown]}, address={Helsingfors}, journal={Publications of famous biologists - a collection of prints}, howpublished={online}, year={1889}, publisher={[unknown]}, publisher={Print: J. Simelii arfvingars boktryckeri-aktiebolag}, language={swe}, title={Om Finlands Ptychopteridae och Dixidae}, type={Text}, URL={http://rcin.org.pl/Content/67923/PDF/s39.pdf}, keywords={Insects (Ptychopteridae, Dixidae) - Finland}, }