@book{Mertens+2019, url = {https://doi.org/10.3790/9783428437733}, title = {Die Kostentragung bei der Ersatzvornahme im Verwaltungsrecht}, title = {}, author = {Klaus Mertens}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428437733}, isbn = {9783428437733}, year = {1976}, lastchecked = {2019} }