Emanuele Bagnaschi (Diderot U., Paris and Paris, LPTHE and DESY), Matteo Cacciari (Diderot U., Paris and Paris, LPTHE), Alberto Guffanti (Bohr Inst.), Laura Jenniches (Bohr Inst. and Wurzburg U.)

E. Bagnaschi (UPMC, Paris (main) and Paris, LPTHE), R.V. Harlander (Wuppertal U.), S. Liebler(U. Hamburg (main)), H. Mantler (CERN), P. Slavich(UPMC, Paris (main) and Paris, LPTHE), A. Vicini(Milan U. and INFN, Milan)