@book{Berger+2015, url = {https://doi.org/10.3790/9783428496860}, title = {Engpässe bei Verkehrs-Infrastrukturen}, title = {}, author = {Ulrike E. Berger}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428496860}, isbn = {9783428496860}, year = {2000}, lastchecked = {2015} }