• [1]

    . REN Jing-Ru, HUO An-Xiang, LU Sui-Ling et al. Phys. Rev., 1988, D38: 1404, 1417, 1426 2. JING Cai-Liu, DING Lin-Kai, ZHU Qing-Qi et al. HEP NP, 1986, 10: 636(in Chinese)(经才骝, 丁林垲, 朱清棋等. 高能物理与核物理, 1986, 10: 636) 3. LUO Guang-Xuan, TAN You-Heng, ZHANG Chun-Sheng et al. HEP NP, 1995, 19: 769(in Chinese)(罗光宣, 谭有恒, 张春生等. 高能物理与核物理, 1995, 19: 769)4. JACEE Collab. Proc. 24th ICRC, 1995, 2: 707; http:marge.phys.washington.edu/ jacee/Papers/icrc95/og6.1.14.html5. Cherry M L et al. Proc. 26th ICRC, 1999, 4: 1876. Nilsen B S et al. Proc. Texas Symp. On Relativistic Astrophysics, Chicago, 19977. Ichimura M et al. Phys. Rev., 1993, D48: 1949 8. Ivanenko I P et al. Proc. 23rd ICRC, 1993, 2: 17 9. RUNJOB Collab. Proc. 26th ICRC, 1999, 3: 167 10. ZHANG C S et al. Nucl. Instr. Meth., 1996, A376: 26311. Weibel-Sooth B et al. AA, 1998, 330: 389 12. Glasmacher M A K et al. Proc. 26th ICRC, 1999, 3: 199 13. Hrandel J R et al. Proc. 26th ICRC, 1999, 2: 23714. Watson A A. Proc. 25th ICRC, Invited, Rapporteur Highlight Papers, 1997, 257 15. Petrera S. ⅡNuovo Cimento, 1996, C19: 73716. Kaidalov A B, Ter-Martirosyan K A. Sov. J. Nucl. Phys., 1984, 39: 979 17. Kalmykov N N, Ostapchenko S S. Sov. J. Nucl. Phys., 1989, 50: 315 18. Kaidalov A B et al. Sov. J. Nucl. Phys., 1986, 43: 822