@book{Papier+2019, url = {https://doi.org/10.3790/9783428423224}, title = {Die Forderungsverletzung im öffentlichen Recht}, title = {}, author = {Hans-Jürgen Papier}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428423224}, isbn = {9783428423224}, year = {1970}, lastchecked = {2019} }