Hahn, Herwig [P:(DE-HGF)0] ; Pécz, Béla [P:(DE-HGF)0] ; Kovács, András [P:(DE-Juel1)144926] ; Heuken, Michael [P:(DE-HGF)0] ; Kalisch, Holger [P:(DE-HGF)0] ; Vescan, Andrei [P:(DE-HGF)0]