• [1]

    S. Oneda and A. Miyazaki, RIFP-710 (1987).[2] C. Dionisi et al., Nucl. Phys., B169 (1980). 1.[3] L. Montanet, CERN-EP/82-69 (1982);B. Diekman, CERN-EP/86-112 (1986);Particle Data Group, M. Aguilar-Benitez et al., Review of Particle Properties, Phys. Lett., 170B(1986),Phys.Lett,204B (1988),1.[4] T. A. Armseng et al.; Phys. Lett., 146B(1984), 273; Z. Phys., C34 (1987), 23.[5] D. Aston et al., Phys. Lett., 201B(1988), 573.[6] J. J. Becker et al., Phys. Rev. Lett., 59(1987), 186; A. Falvard et al., LAL 87-43 (1987).[7] Ph. Caviller et al., Z. Phys., C16 (1982); 119.[8] P. Baillon et al., Nuovo Cimenio., 50A(1967), 393; S. U. Chung et al., Phys. Rcv. Lett., 55(1985), 779; D. F. keeves et al., Phys. Rev.D34 (1986). 1960.[9] H. Aihara et al., Phys. Rev. Lett, 57 (1986), 2500.[10] G Gidal et al., phys, Rev. Lett., 59(1988), 2016.[11] J. Olsson et al., V11I International Workshop on Photon-Photon Collisions, lsrael 1988.[12] H.J.Belirend ec al，DESY 88-149 (1988).[13] D. O. Caldwell, UCSB-HEP-88-9(1988).[14] M. S. Chanewitz, Phys. Lett. 187B(1987),403.[15] D.Culdwell Mod. Phys, Lett., A2(1987), 771.[16] J.Weinstein and N. Isgur, Phys;Rev. Lett., 48(1982), 659; Phys Rev，D27 (1983), 588.[17] 郁宏，高能物理与核物理，12(1988),754.[18] D. Robson, Nucl. Phys., B130(1977),328.[19] R.L.Jaff and Y. aohnsen, Phys. Lett., 60B(1976), 201.[20] Hiroshi Sutra and Massaki Kuroda, Prog Theor,Phys,54(1975),1513.[21] Bing An Li and Qi Xing Shen, Phys.Lett,126B(1983),125.