Nusser, K. [P:(DE-Juel1)VDB79677] ; Neueder, S. [P:(DE-Juel1)VDB96974] ; Schneider, G.J. [P:(DE-Juel1)VDB96975] ; Meyer, M. [P:(DE-Juel1)VDB2821] ; Pyckhout-Hintzen, W. [P:(DE-Juel1)VDB4207] ; Willner, L. [P:(DE-Juel1)VDB4260] ; Radulescu, A. [P:(DE-Juel1)VDB4342] ; Richter, D. [P:(DE-Juel1)130917]