Kullmann, A. [P:(DE-Juel1)VDB43777] ; Riese, M. [P:(DE-Juel1)129145] ; Olschewski, F. [P:(DE-HGF)0] ; Stroh, F. [P:(DE-Juel1)129158] ; Grossmann, K.-U. [P:(DE-HGF)0]