• [1]

    Shen Wenqing, Zhu Yongtai, Guo Zhongyan et al. Nucl. Phys., 1987, A472:358-380[2] Bowel V, Gatty B, Guerreau D et al. Z Phys., 1986, A324:205-216[3] Suomijarvi T, Berthier B, Lucas R et al. Phys. Rev., 1987, C36:181-186[4] Guo Zhongyan, Zhan Wenlong, Xi Hongfei et al. High Energy Physics and Nuclear Physics, 1995. 19(4):333-340[5] Zhao Youxing, Zhan Wenlong, Guo Zhongyan et al. Nucl. Instr. Meth., 1995, A355:464-468[6] Bacri Ch O, Roussel P, Borrel V et al. Nucl. Phys，1993, A555:477-498