@book{Ipsen+2009, url = {https://doi.org/10.3790/9783428529773}, title = {Private Normenordnungen als Transnationales Recht?}, title = {}, author = {Nils Christian Ipsen}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428529773}, isbn = {9783428529773}, year = {2009}, lastchecked = {2009} }