Schulte, M. [P:(DE-Juel1)2402] ; Bittkau, K. [P:(DE-Juel1)130219] ; Pieters, B. E. [P:(DE-Juel1)VDB86995] ; Jorke, S. [P:(DE-Juel1)VDB74616] ; Stiebig, H. [P:(DE-Juel1)VDB5910] ; Hüpkes, J. [P:(DE-Juel1)130252] ; Rau, U. [P:(DE-Juel1)130285]