@article{2005:diedrichs:die_europ, title = {Die Europäische Union in der Verfassungsfalle? Analysen, Entwicklungen und Optionen}, year = {2005}, note = {}, journal = {integration}, pages = {287--306}, author = {Diedrichs, Udo and Wessels, Wolfgang}, volume = {28}, number = {4} }