Schenk, H. J. [P:(DE-Juel1)VDB1405] ; Horsfield, B. [P:(DE-Juel1)VDB651] ; Krooss, B. M. [P:(DE-Juel1)VDB41761] ; Schaefer, R. G. [P:(DE-Juel1)VDB1393] ; Schwochau, K. [P:(DE-Juel1)VDB67535]