Moers, J. [P:(DE-Juel1)VDB5547] ; Stepina, N.P. [P:(DE-HGF)0] ; Gerharz, J. [P:(DE-Juel1)VDB76721] ; Koptev, E.S. [P:(DE-HGF)0] ; Nikiforov, A.I. [P:(DE-HGF)0] ; Dvurechenskii, A.V. [P:(DE-HGF)0] ; Grützmacher, D. [P:(DE-Juel1)125588]