@book{Hellermann+2019,
url = {https://doi.org/10.3790/9783428479566},
title = {Die sogenannte negative Seite der Freiheitsrechte},
title = {},
author = {Johannes Hellermann},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428479566},
isbn = {9783428479566},
year = {1993},
lastchecked = {2019}
}