Konysheva, E. [P:(DE-Juel1)VDB62414] ; Penkalla, H. [P:(DE-Juel1)VDB58864] ; Wessel, E. [P:(DE-Juel1)129810] ; Mertens, J. [P:(DE-Juel1)VDB3910] ; Seeling, U. [P:(DE-Juel1)VDB47577] ; Singheiser, L. [P:(DE-Juel1)129795] ; Hilpert, K. [P:(DE-Juel1)VDB2710]