@book{Kreutzmann2009, editor = {Kreutzmann, Hermann and Schütte, Stefan}, year = {2009}, language = {eng}, copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen}, title = {Three years after}, url = "http://dx.doi.org/10.17169/refubium-23159", }