• [1]

    A. Chodos, R. L. Jaffe, K. Johnson, C. B. Thorn and V. F. Weisskopf, Phys. Rev., D9(1974),3471.[2] T. A. DeGrand, R. L. Jaffe, K. Johnson and J. Kikis, Phys. Rev., D12(1975), 2060.[3] K. Johnson, Acta Phys. Pol., B6(1975), 865.[4] C. E. DeTar, Phys. Rev., D17(1978), 302, 323; D19 (1979), 1028.[5] C. W. Wong, 1980 Erice Italy "5th Course; Quarks and the Nucleus".[6] Kokkedee, J. J. J. (1969), The Quark Model, Benjamin. New Pork.[7] D. A. Liberman, Phys. Rev., D16(1977), 1542.[8] S. Matsuyama and H. Miyazawa, Prog. Theor. Phys., 61 (1979), 942.[9] M. R. Gavela, et al. Phys. Lett., 82B(1979), 431.[10] M. Harvey, Nucl. Phys., A352(1981), 301, 326.[11] G. E. Brown and M. Rho, Phys. Lett., 82(1979). 177; 84B(1979), 383; G. E. Brown, M. Rho and V. Vento, Phys. Lett., 97B(1980), 423.[12] V. Vento et al.. Nucl. Phys., A345(1980), 413.[13] R. L. Jaffe, Lecture presented at 1979 Erice Summer School.[14] F. Myhrer, G. E. Brown and Z. Xu, Nucl. Phys., A362(1981), 317.[15] I. Hulthage, F. Myhrer and Z. Xu, Nucl. Phys., A364(1981), 322.