@book{Schulz+2019,
url = {https://doi.org/10.3790/9783428440634},
title = {Die Gegenzeichnung},
title = {Eine verfassungsgeschichtliche Untersuchung},
author = {Axel Schulz},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428440634},
isbn = {9783428440634},
year = {1978},
lastchecked = {2019}
}