@book{Plagge2006, author = {Plagge, Arnd}, year = {2006}, language = {eng}, copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen}, title = {Revenue patterns in the U.S. States}, url = "http://dx.doi.org/10.17169/refubium-23176", }