• [1]

    UA5 Collaboration, Phys. Lett., 16.B (1985), 199.[2] UAS Collaboration, CERN-EP/85-197 (1985).[3] Liu Liars-sou and Meng Ta-chung, Phys. Rev., D27 (1983),' 2640.[4] CLou Kuang-chaos Liu Liars-sou and Meng Ta-chung, Phys. Rev., D28 (1983) 1080.[5] Cai Xu and Liu Lian-sou, Lett. al Nuovo Cimento, 37 (1983), 495.[6] 刘连寿, 秦立红和庄鹤飞, 中国科学, A(1986),710.[7] Wu Yuan-fang and Liu Lian-sou, Chinere Phys. Lett, 3(1986). in press.[8] Cai Xu, Huang Chao-shang, Sa Ban-hao and Meng Ta-chung, Chinese Phys. Lett., 2(1985), 101.[9] Cai Xu, Chao Wei-qin and Meng Ta-chung, Phys. Rev., D33 (1986), 1287.[10] 刘连寿, 华中师院学报, 启然科学版(1984)15.[11] Cai Xu, Liu -Lian-sou and Meng Ta-thong,' Camrrtun. in Theor Rhys.4(1985), 847.[12] Liu Lian-sou, Lett. al Nuovo Cimento, 36(1983), 149.[13] UA1 Collabotation; CERN-EP/85-196.[14] Chao Wei-qin, Meng Ta-thong and Pan Ji-tai, FUB-HEP/86-6.