[1] IST NAZL FIS NUCL,FLORENCE,ITALY
[2] NATL INST NUCL PHYS,ROME,ITALY
[3] UNIV FLORENCE,I-50125 FLORENCE,ITALY
[4] CIEMAT,CTR ENERGY & ENVIRONM RES,MADRID,SPAIN
[5] JOHNS HOPKINS UNIV,BALTIMORE,MD 21218
[6] IST NAZL FIS NUCL,NAPLES,ITALY
[7] NAPLES UNIV,I-80125 NAPLES,ITALY
[8] FBLJA PROJECT,WORLD LAB,CH-1211 GENEVA,SWITZERLAND
[9] SWISS FED INST TECHNOL,CH-8093 ZURICH,SWITZERLAND
[10] MIT,CAMBRIDGE,MA 02139
[11] CLANP,CENT LAB AUTOMAT & INSTRUMENTAT,SOFIA,BULGARIA
[12] IST NAZL FIS NUCL,I-40126 BOLOGNA,ITALY
[13] MOSCOW THEORET & EXPTL PHYS INST,MOSCOW 117259,USSR
[14] UNIV MICHIGAN,ANN ARBOR,MI 48109
[15] TATA INST FUNDAMENTAL RES,BOMBAY 400005,INDIA
[16] UNIV ROME LA SAPIENZA,I-00185 ROME,ITALY
[17] PRINCETON UNIV,PRINCETON,NJ 08544
[18] UNION UNIV UNION COLL,SCHENECTADY,NY 12308
[19] UNIV GENEVA,CH-1211 GENEVA 4,SWITZERLAND
[20] LAB PHYS PARTICULES,F-74019 ANNECY LE VIEUX,FRANCE
[21] HUNGARIAN ACAD SCI,CENT RES INST PHYS,H-1525 BUDAPEST 114,HUNGARY
[22] RHEIN WESTFAL TH AACHEN,INST PHYS 1,D-5100 AACHEN,FED REP GER
[23] RHEIN WESTFAL TH AACHEN,INST PHYS 3,D-5100 AACHEN,FED REP GER
[24] NATL INST HIGH ENERGY PHYS,1009 DB AMSTERDAM,NETHERLANDS
[25] NIKHEF NIJMEGEN,NIJMEGEN,NETHERLANDS
[26] CATHOLIC UNIV NIJMEGEN,6525 ED NIJMEGEN,NETHERLANDS
[27] PAUL SCHERRER INST,WURENLINGEN,SWITZERLAND
[28] UNIV LAUSANNE,CH-1015 LAUSANNE,SWITZERLAND
[29] UNIV CALIF SAN DIEGO,SAN DIEGO,CA 92182
[30] CARNEGIE MELLON UNIV,PITTSBURGH,PA 15213
[31] UNIV LYON 1,INST NATL PHYS NUCL & PHYS PARTICLES,CNRS,INST PHYS NUCL LYON,F-69622 VILLEURBANNE,FRANCE
[32] INST HIGH ENERGY PHYS,BEIJING,PEOPLES R CHINA
[33] CHINESE UNIV SCI & TECHNOL,HEFEI 230029,PEOPLES R CHINA
[34] HIGH ENERGY PHYS INST,DDR-1615 BERLIN,GER DEM REP
[35] CALTECH,PASADENA,CA 91125
[36] SHANGHAI INST CERAM,SHANGHAI,PEOPLES R CHINA
[37] NORTHEASTERN UNIV,BOSTON,MA 02115
[38] LENINGRAD NUCL PHYS INST,GATCHINA 188350,USSR
[39] HARVARD UNIV,CAMBRIDGE,MA 02139
[40] KEK NAT LAB HIGH ENERGY PHYS,IBARAKI 305,JAPAN