Palazzi, E. [P:(DE-HGF)0] ; Fierli, F. [P:(DE-HGF)0] ; Cairo, F. [P:(DE-HGF)0] ; Cagnazzo, C. [P:(DE-HGF)0] ; DiDonfrancesco, G. [P:(DE-HGF)0] ; Manzini, E. [P:(DE-HGF)0] ; Ravegnani, F. [P:(DE-HGF)0] ; Schiller, C. [P:(DE-Juel1)VDB1410] ; D'Amato, F. [P:(DE-HGF)0] ; Volk, C.M. [P:(DE-HGF)0]