Kunz, A. [P:(DE-Juel1)129134] ; Spelten, N. [P:(DE-Juel1)129155] ; Konopka, P. [P:(DE-Juel1)129130] ; Müller, Rolf [P:(DE-Juel1)129138] ; Forbes, R. M. [P:(DE-HGF)0] ; Wernli, H. [P:(DE-HGF)0]