@book{Schumacher+2019, url = {https://doi.org/10.3790/9783428509492}, title = {Rechtsfragen der sozialen Bemessung von kommunalen Gebühren}, title = {}, author = {Volker Schumacher}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428509492}, isbn = {9783428509492}, year = {2003}, lastchecked = {2019} }