T Nicholls (Birmingham U.), L Hajduk (Cracow, INP), W Janczur (Cracow, INP), K Rybicki (Cracow, INP), B Claxton (CCLRC Rutherford Appleton Lab.), J Dowdell (CCLRC Rutherford Appleton Lab.), H Deckers (Dortmund U.), T Deckers (Dortmund U.), M Dirkmann (Dortmund U.), M Hutte (Dortmund U.), H Hutter (Dortmund U.), H Kolanoski (Dortmund U.), R Poschl (Dortmund U.), A Schuhmacher (Dortmund U.), K Wacker (Dortmund U.), A Walther (Dortmund U.), D Wegener (Dortmund U.), T Wenk (Dortmund U.), G Cozzika (DAPNIA, Saclay), B Laforge (DAPNIA, Saclay), JF Laporte (DAPNIA, Saclay), E Perez (DAPNIA, Saclay), C Royon (DAPNIA, Saclay), G Villet (DAPNIA, Saclay), RD Appuhn (DESY), C Arndt (DESY), R Barschke (DESY), R Buchholz (DESY), U Goerlach (DESY), V Korbel (DESY), F Lehner (DESY), A Meyer (DESY), G Muller (DESY), H Steiner (DESY), M Weber (DESY), J Ferencei (Heidelberg U.), J Janoth (Heidelberg U.), K Meier (Heidelberg U.), S Schleif (Heidelberg U.), J Stiewe (Heidelberg U.), K Zuber (Heidelberg U.), WD Dau (Kiel U.), F Krivan (Kosice, IEF), R Maracek (Kosice, IEF), P Murin (Kosice, IEF), J Spalek (Kosice, IEF), E Eisenhandler (Queen Mary - Westfield Coll.), M Landon (Queen Mary - Westfield Coll.), L Jonsson (Lund U.), S Chechelnitsky (Moscow, ITEP), V Efremenko (Moscow, ITEP), B Fominykh (Moscow, ITEP), I Gorelov (Moscow, ITEP), V Nagovizin (Moscow, ITEP), D Ozerov (Moscow, ITEP), A Rostovtsev (Moscow, ITEP), VI Chekelian (Moscow, ITEP), A Semenov (Moscow, ITEP), V Solochenko (Moscow, ITEP), V Chernyshov (Moscow, ITEP), A Zhokin (Moscow, ITEP), AN Eliseev (Lebedev Inst.), LA Gorbov (Lebedev Inst.), PA Smirnov (Lebedev Inst.), F Lamarche (Ecole Polytechnique), A Migliori (Ecole Polytechnique), F Moreau (Ecole Polytechnique), Y Sirois (Ecole Polytechnique), S Spielmann (Ecole Polytechnique), D VanDenPlas (Ecole Polytechnique), E Barrelet, U Bassler, S Dagoret-Campagne, F Descamps, D Lacour, J Cvach (Prague, Inst. Phys.), I Herynek (Prague, Inst. Phys.), J Hladky (Prague, Inst. Phys.), S Valkar (Charles U., Prague), J Zacek (Charles U., Prague)