Pecz, Bela [P:(DE-HGF)0] ; Kovacs, Andras [P:(DE-Juel1)144926] ; Dunin-Borkowski, Rafal [P:(DE-Juel1)144121] ; Yakimova, Rositza [P:(DE-HGF)0] ; Heuken, Michael [P:(DE-HGF)0]