Horn, K. [P:(DE-HGF)0] ; Theis, W. [P:(DE-HGF)0] ; Paggel, J. J. [P:(DE-HGF)0] ; Barman, S. R. [P:(DE-HGF)0] ; Rotenberg, E. [P:(DE-HGF)0] ; Ebert, Ph. [P:(DE-Juel1)VDB18197] ; Urban, K. [P:(DE-Juel1)VDB4950]