[1] LAB INSTRUMENTACAO & FIS EXPTL PARTICULAS, P-1000 LISBON, PORTUGAL
[2] Osterreich Akad Wissensch, Inst Hochenergiephys, A-1050 Vienna, AUSTRIA
[3] CEN Saclay, DPhPE, F-91191 Gif Sur Yvette, FRANCE
[4] Rutherford Appleton Lab, Didcot OX11 0QX, Oxon, ENGLAND
[5] Joint Inst Nucl Res, SU-101000 Moscow, RUSSIA
[6] Ctr Mixto Univ Valencia CSIC, Inst Fis Corpuscular IFIC, E-46100 Burjassot, Valencia, SPAIN
[7] Univ Lund, Dept Phys, S-22363 Lund, SWEDEN
[8] Univ Bergen, Dept Phys, N-5007 Bergen, NORWAY
[9] CERN, CH-1211 Geneva 23, SWITZERLAND
[10] Univ Athens, Phys Lab, GR-10680 Athens, GREECE
[11] Univ Karlsruhe, Inst Expt Kernphys, W-7500 Karlsruhe 1, GERMANY
[12] Univ Stockholm, Inst Phys, S-11346 Stockholm, SWEDEN
[13] Univ Paris 06, LPNHE, F-75230 Paris 05, FRANCE
[14] Univ Paris 07, F-75230 Paris 05, FRANCE
[15] Univ Paris Sud, Lab Accelerateur Lineaire, F-91405 Orsay, FRANCE
[16] Univ Trieste, Dipartimento Fis, I-34127 Trieste, ITALY
[17] Ist Nazl Fis Nucl, I-34127 Trieste, ITALY
[18] Univ Udine, Ist Fis, I-33100 Udine, ITALY
[19] Ist Nazl Fis Nucl, Ist Super Sanita, I-00161 Rome, ITALY
[20] Univ Rome 2, Dipartimento Fis, I-00173 Rome, ITALY
[21] Ist Nazl Fis Nucl, I-00173 Rome, ITALY
[22] Univ Oxford, Nucl Phys Lab, Oxford OX1 3RH, ENGLAND
[23] Univ Wuppertal, Fach Phys, W-5600 Wuppertal 1, GERMANY
[24] Coll France, Lab Phys Corpusculaire, F-75231 Paris 5, FRANCE
[25] Inst High Energy Phys, SU-142284 Protvino, Moscow Region, RUSSIA
[26] Nucl Res Ctr Demokritos, Greek Atom Energy Commis, GR-15310 Aghia Paraskevi, GREECE
[27] CRN Grp DELPHI, Div Hautes Energies, F-67037 Strasbourg, FRANCE
[28] LEPSI, F-67037 Strasbourg, FRANCE
[29] Univ Instelling Antwerpen, Phys Dept, B-2610 Wilrijk, BELGIUM
[30] ULB VUB, IIHE, B-1050 Brussels, BELGIUM
[31] Univ Etat Mons, Fac Sci, Serv Phys Particules Elementaires, B-7000 Mons, BELGIUM
[32] Univ Liverpool, Dept Phys, Liverpool L69 3BX, Merseyside, ENGLAND
[33] Univ Turin, Dipartimento Fis Sperimantale, I-10125 Turin, ITALY
[34] Ist Nazl Fis Nucl, I-10125 Turin, ITALY
[35] Univ Bologna, Dipartimento Fis, I-40126 Bologna, ITALY
[36] Ist Nazl Fis Nucl, I-40126 Bologna, ITALY
[37] NIKHEF H, NL-1009 DB Amsterdam, NETHERLANDS
[38] Univ Milan, Dipartimento Fis, I-20133 Milan, ITALY
[39] Ist Nazl Fis Nucl, I-20133 Milan, ITALY
[40] Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, SWEDEN
[41] Univ Genoa, Dipartimento Fis, I-16146 Genoa, ITALY
[42] Ist Nazl Fis Nucl, I-16146 Genoa, ITALY
[43] Univ Helsinki, Dept High Energy Phys, SF-00170 Helsinki 17, FINLAND
[44] Univ Oslo, Phys Dept, N-1000 Oslo 3, NORWAY
[45] Univ Santander, Fac Ciencias, E-39005 Santander, SPAIN
[46] Univ Padua, Dipartimento Fis, I-35131 Padua, ITALY
[47] Ist Nazl Fis Nucl, I-35131 Padua, ITALY
[48] Iowa State Univ, Ames Lab, Ames, IA 50011 USA
[49] Iowa State Univ, Dept Phys, Ames, IA 50011 USA
[50] Niels Bohr Inst, DK-2100 Copenhagen O, DENMARK