-
[1]
F. D. M. Haldane, Phys. Rev, Lett., 50(1983) 1153; 57(1985), 3359;P. B. Wiegmann, Phys. Rev. Lett., 60(1988), 821,[2] E. Fradkin and M. Stone, Phys, Rev., B38(1988), 7215.I. Affleck, Nucl. Phys., B265(1985), 409.[3] A. Angelucci and G. Jug, Intern, J. Mod. Phys., B3(1989), 1069.[4] M. L. Ge and Y. Niu, J. Phys., A22(1989), L457.葛墨林,牛云,科学通报,34(1989),1131.[5] C. P. Sun, J. Phys., A21(1988), 1595.孙昌璞,高能物理与核物理,12(1988),351;14(1990),692.C. P. Sun, Phys. Rev., D38(1988), 2908; D41(1990), 1318.[6] G. Busch and H. Schade, Theory of Solid State, (pergnon, 1985).[7] Z. Y. Wu, Phys. Rev., A40(1989), 2184.