• [1]

    . Forbush S E. Phys. Rev., 1946, 70: 7712. WANG R G, WANG J X. Adv. Space Res., 2006, 38: 4893. WANG R G, WANG J X. Proc. of IAU Symposium 2005,226: 3794. Storini M et al. Memorie della Societ Astronomica Italiana, 2001, 72(3): 6205. Chiba N et al. Astroparticle Physics, 1992, 1(1): 276. Karpov S N et al. 25th ICRC, 1997,1: 2057. Lovell J L et al. Journal of Geophysics Research, 1998,103(A10): 237338. Brueckner G E, Howard R A, Koomen et al. Sol. Phys.,1995, 162: 3579. Kuznetsov S N et al. 29th ICRC, 2005, 1: 4910. Kohno T et al. 26th ICRC, 1999, 6: 6211. Katayose Y et al. 26th ICRC, 1999,1.6: 5812. Tsuchiya H et al. Nucl. Instrum. Methods, 2001, A463:18313. ZHANG Ji-Long et al. HEP NP, 2000, 24(12): 1081(in Chinese)(张吉龙等.高能物理与核物理,2000, 24(12): 1081)14. Smart D F et al. 24th ICRC, 1995, 4: 17115. Valdc-Galicia J F et al. Solar Phys., 2000, 191(2): 40916. JIA H Y et al. 29th ICRC, 2005, 1: 13717. Flueckiger E O et al. 29th ICRC, 2005, 1: 22518. Tsuchiya H et al. 27th ICRC, 2001, 1.2: 305619. WANG R G, WANG J X. Astroparticle Physics, 2006, 25:4120. Achard P et al. L3 Collaboration Astronomy Astro-physics, 2006, 456: 35121. WANG R G, WANG J X. Proc. of IAU Symposium, 2005,226: 38122. WANG R G. Astroparticle Physics, 2006, 26: 202