@book{Helfferich+2015,
url = {https://doi.org/10.3790/9783428564378},
title = {Die Reform des deutschen Geldwesens nach der Gründung des Reiches},
title = {Band I: Geschichte der deutschen Geldreform},
author = {Karl Helfferich},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428564378},
isbn = {9783428564378},
year = {1898},
lastchecked = {2015}
}