[1] UNIV AUTONOMA BARCELONA,FIS ENERGIAS LAB,E-08193 BARCELONA,SPAIN
[2] UNIV BARI,DEPARTIMENTO FIS,I-70126 BARI,ITALY
[3] IST NAZL FIS NUCL,BARI,ITALY
[4] CHINESE ACAD SCI,INST HIGH ENERGY PHYS,BEIJING,PEOPLES R CHINA
[5] CERN,EUROPEAN LAB PARTICLE PHYS,CH-1211 GENEVA 23,SWITZERLAND
[6] UNIV CLERMONT FERRAND,INST NATL PHYS NUCL & PHYS PARTICULES,CNRS,PHYS NUCL & HAUTES ENERGIES LAB,F-91128 PALAISEAU,FRANCE
[7] UNIV EDINBURGH,DEPT PHYS,EDINBURGH EH9 3JZ,MIDLOTHIAN,SCOTLAND
[8] UNIV FLORENCE,DEPARTIMENTO FIS,I-50125 FLORENCE,ITALY
[9] IST NAZL FIS NUCL,FLORENCE,ITALY
[10] FLORIDA STATE UNIV,SUPERCOMP COMPUTAT RES INST,TALLAHASSEE,FL 32306
[11] FLORIDA STATE UNIV,DEPT PHYS,TALLAHASSEE,FL 32306
[12] IST NAZL FIS NUCL,LAB NAZL FRASCATI,I-00044 FRASCATI,ITALY
[13] UNIV GLASGOW,DEPT PHYS & ASTRON,GLASGOW G12 8QQ,SCOTLAND
[14] UNIV HEIDELBERG,INST HOCHENERGIEPHYS,W-6900 HEIDELBERG,GERMANY
[15] UNIV LONDON IMPERIAL COLL SCI & TECHNOL,DEPT PHYS,LONDON SW7 2BZ,ENGLAND
[16] UNIV INNSBRUCK,INST EXPTL PHYS,A-6020 INNSBRUCK,AUSTRIA
[17] UNIV LANCASTER,DEPT PHYS,LANCASTER LA1 4YB,ENGLAND
[18] UNIV MAINZ,INST PHYS,W-6500 MAINZ,GERMANY
[19] FAC SCI LUMINY,INST NATL PHYS NUCL & PHYS PARTICULES,CNRS,CTR PHYS PARTICULES,F-13288 MARSEILLE,FRANCE
[20] MAX PLANCK INST PHYS & ASTROPHYS,WERNER HEISENBERG INST PHYS,W-8000 MUNICH 40,GERMANY
[21] UNIV PARIS 11,INST NATL PHYS NUCL & PHYS PARTICULES,CNRS,F-91405 ORSAY,FRANCE
[22] UNIV PISA,IST NAZL FIS NUCL,DIPARTIMENTO FIS,I-56100 PISA,ITALY
[23] SCUOLA NORMALE SUPER PISA,I-56100 PISA,ITALY
[24] UNIV LONDON,ROYAL HOLLOWAY & BEDFORD NEW COLL,DEPT PHYS,EGHAM TW20 0EX,SURREY,ENGLAND
[25] RUTHERFORD APPLETON LAB,DEPT PARTICLE PHYS,DIDCOT OX11 0QX,OXON,ENGLAND
[26] CENS,DEPT PHYS PARTICULES ELEMENTAIRES,F-91191 GIF SUR YVETTE,FRANCE
[27] UNIV SHEFFIELD,DEPT PHYS,SHEFFIELD S3 7RH,S YORKSHIRE,ENGLAND
[28] UNIV SIEGEN,FACHBEREICH PHYS,W-5900 SIEGEN,GERMANY
[29] UNIV TRIESTE,DEPARTIMENTO FIS,I-34127 TRIESTE,ITALY
[30] IST NAZL FIS NUCL,TRIESTE,ITALY
[31] UNIV WISCONSIN,DEPT PHYS,MADISON,WI 53706
[32] FAC SCI MARSEILLE,CTR PHYS PARTICULES,F-13288 MARSEILLE 9,FRANCE
[33] UNIV TURIN,IST FIS GEN,I-10124 TURIN,ITALY
[34] CNR,IST COSMOGEOFIS,I-10133 TURIN,ITALY