@book{Sperling+2025, url = {https://doi.org/10.3790/9783428414390}, title = {Die Ernährung in Physiologie und Volkswirtschaft}, title = {}, author = {Hans Sperling}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428414390}, isbn = {9783428414390}, year = {1955}, lastchecked = {2025} }