• [1]

    K. Einsweiler, SLAGPUB-3202(1983);N. Wermes, SLAC-PUB-3312(1984);R. Baltrusaitis et al., Phys. Rev. Lett., 56(1986), 107.[2] J. J. Becker et al., Contrib. to 23rd Int. Conf. On HEP, Berkeley, 1986. T. Bolton, Ph D Thesis, SLAC Report (1988).[3] G. Eigen, CALT-68-1483(1987).[4] H.Haber and G. Kane, Phys, Lett., 135B(1984), 196;R.Wiley, Phys. Rev. Lett., 52(1984), 585;R.M. Baraett et al., Phys. Rev., D30(1984), 1529.[5] B. F. L. Ward, Phys. Rev., D31(1985), 2849; D32(1986), 1260.[6] M. Chanowitz and S. R. Sharpe, Phys. Lett., 132B(1983), 413.[7] S. Pakvasa et al., Phys. Lett., 145B(1984), 134; Phys. Rev., D31(1985), 2378;K. T. Chao, Phys. Rev. Lett, 60(1988), 2579.[8] S. Godfrey, R. Kokoski and N. Isgur, Phys. Lett., 141B(1984), 439.[9] H. Haber, SLAC Report, SLAGPUB-3193(1983); M. Shatz, Phys. Lett., 138B(1984), 209; K. Yamawaki, M. Bando and K. Matumots, Phys. Rev. Lett., 56(1986), 1335 S. Ono, Phys. Rev., D35(1987), 944.[10] D. Robsoa, Nucl. Phys., B130(I977), 328.[11] Qi-xing Shen and Hong Yu, Phys. Rev, D40(1989), 1517.[12] B. A. Li and Q. X. Shen, Phys. Lett., 126B(1983), 125.