• [1]

    't Hooft G. Phys. Rev. Lett., 1976, 37: 8; Witten E. Nucl. Phys. B, 1979, 156: 269; Veneziano G. Nucl. Phys. B, 1979, 159: 213[2] Herwijnen E V, Williams P G. Phys. Rev. D, 1981, 24: 240[3] Herwijnen E V, Williams P G. Nucl. Phys. B, 1982, 196: 109[4] Gasser J, Leutwyler H. Phys. Rept. C, 1982, 87: 77[5] Gell-Mann M, Oakes R J, Renner B. Phys. Rev., 1968, 175: 2195[6] Gunion J F, McNamee P C, Scadron M D. Nucl. Phys. B, 1977, 123: 445; Caser S, Testa M. Phys. Lett. B, 1976, 61: 267[7] Roberts C D, Williams A G. Prog. Part. Nucl. Phys., 2004, 33: 477; ZHOU Li-Juan, WU Qing, PAN Ji-Huan et al. Commun. Theor. Phys., 2006, 46: 101[8] Gasser J, Leutwyler H. Nucl. Phys. B, 1985, 250: 465; Gasser J, Leutwyler H. Phys. Lett. B, 1983, 125: 321; Ann. of Phys., 1984, 158: 142[9] Colangelo G, Gasser J, Rusetsky A. Eur. Phys. J. C, 2009, 59: 777 (arXiv:0811.0775 [hep-ph]); Bissegger M, Fuhrer A, Gasser J et al. Nucl. Phys. B, 2009, 806: 178 (arXiv:0807.0515 [hep-ph])[10] Weinberg S. Trans. New York Acad. Sci., 1977, 38: 185[11] Georgi H. Weak Interactions and Modern Particle Theory. Menlo Park, California: Addison-Wesley Publishing Company, Inc., 1984[12] Bazavov A et al. (MILC collaboration). PoS, C D, 2009, 09: 007 (arXiv:0910.2966 [hep-ph])[13] Kisslinger L S, Meissner T. Phys. Rev. C, 1998, 58: 1528; Roberts C D, Cahill R T, Sevior M E et al. Phys. Rev. D, 1994, 49: 125[14] Roberts C D. Prog. Part. Nucl. Phys., 2000, 45: 511; Cahill R T, Roberts C D. Phys. Rev. D, 1985, 32: 2419; Cahill R T. Nucl. Phys. A, 1992, 543: 63C; Tandy P C. Prog. Part. Nucl. Phys., 1997, 39: 117 (arXiv:nucl-th/9705018); ZHOU Li-Juan, MA Wei-Xing. Commun. Theor. Phys., 2006, 45: 675[15] MA Wei-Xing, SHEN Peng-Nian, ZHOU Li-Juan. Commun. Theor. Phys., 2002, 38: 571[16] GU Yun-Ting, QIN Song-Mei, ZHOU Li-Juan et al. Commun. Theor. Phys., 2008, 50: 1205[17] Groom D E (Particle Data Group). Eur. Phys. J. C, 2000, 15: 1[18] Jamin M, Munz M, CERN- TH.7435/94, TUM-T31-78/94[19] Dominguez C A. Nucl. Phys. Proc. (Suppl.), 1998, 66: 486[20] Weinberg S. in Festschrift for I. I. Rabi. edited by MOTZ L (1978)[21] Kaiser R. The η and η' at large Nc. Diploma work, University of Bern, 1997; Leutwyler H. Nucl. Phys. Proc. (Suppl.), 1998, 64: 223