• [1]

    S. W. Herb, et al., Phys. Rev. Lett., 39(1977), 252.[2] D. Hitlin, SLAC Reports No. 198 (1976), 203.[3] J. F. Gunion, Phys. Rev., D11(1975), 1796.[4] 郁宏、李炳安,物理学报,26(1977), 367.[5] M. Duong-Van, SLAG-PUB-1603, (1975).[6] J. Ellis et al., Ref. TH.-2346-CERN, (1977).[7] C. E. Carlson, et al., SLAC-PUB-1986, (1977).[8] T. Hagiwara, et al., Fermi Lab-PUB-77/72-THY.