Wiefels, Stefan [P:(DE-Juel1)187229] ; Kopperberg, Nils [P:(DE-HGF)0] ; Hofmann, K. [P:(DE-HGF)0] ; Otterstedt, Jan [P:(DE-HGF)0] ; Wouters, Dirk [P:(DE-HGF)0] ; Waser, R. [P:(DE-Juel1)131022] ; Menzel, Stephan [P:(DE-Juel1)158062]