Haanappel, V. A. C. [P:(DE-Juel1)VDB20698] ; Bär, B. [P:(DE-Juel1)VDB88494] ; Tropartz, C. [P:(DE-Juel1)VDB22878] ; Mertens, J. [P:(DE-Juel1)VDB3910] ; Tietz, F. [P:(DE-Juel1)129667]