@book{Leisner+2009,
url = {https://doi.org/10.3790/9783428531028},
title = {Vertragsstaatlichkeit},
title = {Die Vereinbarung - eine Grundform des Öffentlichen Rechts},
author = {Walter Leisner},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428531028},
isbn = {9783428531028},
year = {2009},
lastchecked = {2009}
}