Institution: | 1. CERN, CH 1211 Geneva 23, Switzerland;2. Rutherford Appleton Laboratory, Didcot OX11 0QX, UK;3. University of Lund, S223 62 Lund, Sweden;4. University of Athens, 106 79 Athens, Greece;5. University of Tel Aviv, Tel Aviv 69978, Israel;6. Niels Bohr Institute, University of Copenhagen, DK 2100 Copenhagen, Denmark;7. University of Pennsylvania, Philadelphia, PA 19104, USA;8. Physikalisches Institut, University of Bonn, D 5300 Bonn, Fed. Rep. Germany;9. Queen Mary Colape, London E1 4NS, UK;10. Cambridge University, Cambridge CB3 0HE, UK;11. Moscow Physical Engineering Institute, Moscow 119808, USSR;12. University of Pittsburgh, Pittsburgh, PA 15260, USA;13. Novosibirsk Institute of Nuclear Physics, Novosibirsk 630090, USSR;14. Lebedev Institute, Moscow 117924, USSR;15. Brookhaven National Laboratory, Upton, NY 11973, USA;p. Physikalisches Institut, University of Heidelberg, D 6900 Heidelberg, Fed. Rep. Germany |