@book{Neumann+2019,
url = {https://doi.org/10.3790/9783428479665},
title = {Vorsorge und Verhältnismäßigkeit},
title = {Die kriminalpräventive Informationserhebung im Polizeirecht},
author = {Dieter Neumann},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428479665},
isbn = {9783428479665},
year = {1994},
lastchecked = {2019}
}