Emanuele Bagnaschi (DESY), Robert V. Harlander (Bergische U., Wuppertal (main)), Hendrik Mantler(CERN and Karlsruhe U., ITP and KIT, Karlsruhe, IKP), Alessandro Vicini (INFN, Milan and Milan U.), Marius Wiesemann (Zurich U.)
Researcher at INFN Laboratori Nazionali di Frascati