@misc{Schaeffer_Jakob_Christian_(1718-1790)_Apvs, author={Schaeffer, Jakob Christian (1718-1790)}, howpublished={online}, publisher={impensis Ioan. Mich. Seligmanni}, language={ger}, type={printed books 1501-1800}, title={Apvs pisciformis insecti aquatici species noviter detecta brevibusque descripta}, keywords={natural history, botany, plants, insects, fish, mushrooms, printed books 1501-1800}, }