Wesolowski, P. [P:(DE-HGF)0] ; Balewski, K. [P:(DE-H253)PIP1003154] ; Brinkmann, R. [P:(DE-H253)PIP1002844] ; Flottmann, K. [P:(DE-H253)PIP1002625] ; Derbenev, Ya. [P:(DE-HGF)0] ; Martirosian, Yu. [P:(DE-HGF)0]