Blum, L. [P:(DE-Juel1)129828] ; Buchkremer, H. P. [P:(DE-Juel1)129594] ; Haart, L.G.J. de [P:(DE-Juel1)129952] ; Quadakkers, W. J. [P:(DE-Juel1)129782] ; Reisgen, W. [P:(DE-Juel1)VDB64638] ; Steinberger-Wilckens, R. [P:(DE-Juel1)VDB9342] ; Steinbrech, R. W. [P:(DE-Juel1)VDB1573] ; Tietz, F. [P:(DE-Juel1)129667] ; Vinke, I. [P:(DE-Juel1)129936]