@book{Pinkus+2015,
url = {https://doi.org/10.3790/9783428560363},
title = {Das Problem des Normalen in der Nationalökonomie},
title = {Beitrag zur Erforschung der Störungen im Wirtschaftsleben},
author = {Norbert Pinkus},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428560363},
isbn = {9783428560363},
year = {1906},
lastchecked = {2015}
}