III. Physikalisches Institut der Technischen Hochschule, D-5100, Aachen, Federal Republic of Germany
M. Begalli, G. Otter & R. Schulte
Institute für Hochenergiephysik der AdW der DDR, DDR-1615, Berlin-Zeuthen, German Democratic Republic
U. Gensch, D. Knauss & H. Nowak
Tata Institute of Fundamental Research, 400005, Bombay, India
S. Banerjee, S. N. Ganguli & P. K. Malhotra
IIHE ULB-VUB, B-1050, Brussels, Belgium
P. Vilain & B. Vonck
CERN, European Organization for Nuclear Research, CH-1211, Geneva 23, Switzerland
R. Brun, C. Fernandez, J. J. Hernandez, M. Iori, H. Leutz, L. Montanet, A. Poppleton, S. Reucroft & M. C. Touboul
Lab. de Physique Corpusculaire, Collège de France, F-75231, Paris, France
P. Beillière, C. Defoix, J. Dolbeau & M. Laloum
Duke University, 27706, Durham, NC, USA
A. T. Goshaw, W. Kowald, W. J. Robertson, W. D. Walker & C. F. Wild
Dipartimento di Fisica and INFN, Università di Genova, I-16146, Genova, Italy
C. Caso, R. Contri, F. Fontanelli, R. Monge, S. Squarcia & U. Trevisan
Physics Department, University of Liverpool, L69 3BX, Liverpool, UK
J. Fry, M. Houlden, P. Mason, G. Patel & K. Roberts
CIEMAT-JEN, E-28009, Madrid, Spain
M. Aguilar-Benitez, N. Colino, F. Diez-Hedo, M. I. Josa & J. M. Salicio
Université de l'Etat à Mons, B-7000, Mons, Belgium
J. L. Bailly, V. Henri, P. Legros & P. Pilette
Nuclear Physics Laboratory, University of Oxford, OX1 3RH, Oxford, UK
W. W. M. Allison, S. J. Colwill, D. B. Gibaut, L. Lyons & J. Panella Comellas
Dipartimento di Fisica, Università di Padova and INFN, I-35131, Padova, Italy
P. Checchia, A. De Angelis, U. Gasparini, M. Mazzucato, C. Pinori, L. Ventura & G. Zumerle
LPNHE, Paris 6-Paris 7, F-75231, Paris, France
H. Briand, L. de Billy, J. Duboc, J. Dumarchez, J. Lsberrigue, H. K. Nguyen, R. Ouared & T. P. Yiou
Dipartimento di Fisica and INFN, Università of Roma, La Sapienza, I-00185, Roma, Italy
R. Bizzarri, V. Canale, E. Di Capua, S. Falciano, S. Gentile, C. Patrignani & G. Piredda
Rutherford and Appleton Laboratory, OX11 0QX, Chilton, UK
D. Crennell, C. Fisher, P. Hughes & M. MacDermott
Rutgers University, 08903, New Brunswick, NJ, USA
R. Di Marco, M. Kalelkar, R. Plano & P. Stamer
Institute for High Energy Physics, Serpukhov, SU-142284, Protvino, USSR
P. V. Chliapnikov, Yu. V. Fisyak, A. G. Kholodenko, E. P. Kistenev, V. V. Kniazev, V. A. Stopchenko & E. V. Vlasov
Institute of Physics, University of Stockholm, S-11346, Stockholm, Sweden
M. Eriksson, L. Haupt, S. Hellman, S. O. Holmgren, K. E. Johansson, T. Moa, S. Nilsson & B. Sellden
Div. High Energy, CRN Strasbourg and Université Louis Pasteur, F-67037, Strasbourg, France
D. Huss, E. Jegham, M. E. Michalon-Mentzer, A. Michalon & C. Voltolini
Tokyo University of Agriculture and Technology and Tokyo Metropolitan University, 158, Tokyo, Japan
R. Hamatsu, Y. Iga, S. Kitamura, N. Oshima, K. Takahashi & T. Tsurugai
Dipartimento di Fisica and INFN, Università Trieste, I-34100, Trieste, Italy
E. Castelli, P. Poropat, M. Sessa & C. Troncon
Inst. für Hochenergiephysik der Österreichischen Akademie der Wissenschaften, A-1050, Wien
W. Bartl, J. Hrubec, D. Kuhn, G. Neuhofer, M. Pernicka & H. Rohringer