-
[1]
. Nakano T et al(LEPS Collaboration). Phys. Rev. Lett.,2003, 91: 0120022. Barmin V V et al(DIANA Collaboration). Phys. Atom.Nucl., 2003, 66: 17153. Stephanyan S et al(CLAS Collaboration). Phys. Rev. Lett.,2003, 91: 2520014. Barth J et al(SAPHIR Collaboration). Phys. Lett., 2003,B572: 1275. Abt I et al(HERA-B Collaboration). Phys. Rev. Lett., 2004,93: 2120036. Schael S et al(ALEPH Collaboration). Phys. Lett., 2004,B599: 17. BAI J X et al(BES Collaboration). Phys. Rev., 2004, D70:0120048. Smith E. `Review on Jlab Results' in Hadron05(cbpf). 20059. Strottman D. Phys. Rev., 1979, D20: 74810. Diakonov D et al. Z. Phys., 1997, A359: 30511. Ja e R, Wilczek F. Phys. Rev. Lett., 2003, 91: 23200312. Karliner M, Lipkin H J. hep-ph/030724313. ZHU S L. Phys. Rev. Lett., 2003, 91: 23200214. Sugiyama J, Doi T, Oka M. Phys. Lett., 2004, B581: 16715. Stancu Fl. Phys. Lett., 2004, B595: 26916. HUANG F. Phys. Lett., 2004, B586: 6917. Alexandrou C, Koutsou G. Phys. Rev., 2005, D71: 01450418. Takahashi T T et al. Phys. Rev. Lett., 2001, 86: 18. hep-ph/050718719. Mathur N, Lee E X et al. Phys. Rev., D70: 07450820. Holland K, Juge K J. hep-lat/050400721. Alexandrou C, de Forcrand P. Nucl. Phys. Proc. Suppl.,2003, 119: 66722. SONG X C et al. Mod. Phys. Lett., 2001, 86: 1823. ZHAO H M, ZENG Z Q et al. nul-th/050405324. Isgur N, Karl G. Phys. Rev., 1978, D18: 418; Isgur N,Karl G. Phys. Rev., 1979, D19: 2653; Gapstick S, Isgur N.Phys. Rev., 1986, D34: 2809; D28: 280725 Bali G S. Phys. Rep., 2001, 343: 126 ZHAO H M et al. Gommun. Theor. Phys., 2005, accepted27 Okiharu F, Suganuma H, Takahashi T T. Phys. Rev. Lett.2005, 94: 19200128 Capstick S, Isgur N. Phys. Rev., 1986, D34: 2809; D28 :280729 Dudek J J. hep-ph/0403235