Home › Authors › Christian Zehnder 👤 Christian Zehnder 4 books Books by Christian Zehnder Handlungsspielraum Handlungsspielraum 2022 Axiome der Dämmerung Axiome der Dämmerung 2015 Models of personal conversion Models of personal conversion in Russian cultural history of the 19th and 20th centuries 2015 Gustavs Traum Gustavs Traum 2008