• [1]

    T. F. Walsh, P. Weisz and Tai Tsun Wu, Nucl. Phys.,B232(1984),349.[2] Li Xinzhou, Wang Kelin and Zhang Jianzu, Nuov. Cim.,82A(1984),377.[3] 李新洲, 汪克林, 张鉴祖, 高能物理与核物理,(1985), 653.[4] 例如, V. A. Kuzmin and M. E. Shaposhnikov, Phys. Lett., 92B(1980),115;A. K. Mohanty and F. W. Stecker, Phys. Lett., 143B(1984), 351.[5] R Jackiw and C. Rebbi, Phys. Rev., D13 (1976), 3398.[6] 例如, K Tamvakis and C. E. Vayonakis, Phys. Lett., 109B(1982), 15; 江向东, 高能物理与核物理, 8 (1984), 272.