Ohl, M. [P:(DE-Juel1)VDB1186] ; Arbe, A. [P:(DE-HGF)0] ; Buchenau, U. [P:(DE-Juel1)VDB4175] ; Colmenero, J. [P:(DE-HGF)0] ; Farago, B. [P:(DE-HGF)0] ; Haeussler, W. [P:(DE-HGF)0] ; Richter, D. [P:(DE-Juel1)130917]