[1] IST NAZL FIS NUCL,BARI,ITALY
[2] NUCL PHYS INST,CRACOW,POLAND
[3] STANISLAS STASZIC UNIV MIN & MET,INST PHYS & NUCL TECH,PL-30059 CRACOW,POLAND
[4] JAGIELLONIAN UNIV,PL-30060 CRACOW,POLAND
[5] UNIV LIVERPOOL,LIVERPOOL L69 3BX,MERSEYSIDE,ENGLAND
[6] MAX PLANCK INST PHYS & ASTROPHYS,D-8000 MUNICH 40,FED REP GER
[7] CATHOLIC UNIV NIJMEGEN,NIJMEGEN,NETHERLANDS
[8] NIKHEF,NIJMEGEN,NETHERLANDS