Ryter, F. [P:(DE-HGF)0] ; Angioni, C. [P:(DE-HGF)0] ; Beurskens, M. [P:(DE-Juel1)VDB3329] ; Cirant, S. [P:(DE-HGF)0] ; Hoang, G. T. [P:(DE-HGF)0] ; Hogeweij, G. M. D. [P:(DE-Juel1)VDB3779] ; Imbeaux, F. [P:(DE-HGF)0] ; Jacchia, A. [P:(DE-HGF)0] ; Mantica, P. [P:(DE-HGF)0] ; Suttrop, W. [P:(DE-Juel1)VDB3233] ; Tardini, G. [P:(DE-HGF)0]