@book{Wolf2008,
author = {Wolf, Frieder Otto},
year = {2008},
language = {ger},
copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen},
title = {Umwege},
url = "http://dx.doi.org/10.17169/refubium-21108",
}