Proton spectrum of the 2005 January 20 solar flare

[1]
. Belov A V, Eroshenko E A, Mavromichalaki H et al. 29th ICRC, 2005, 1: 1892. Simnett G M. AA, 2006, 445(2): 7153. Mewaldt R A, Looper M D, Cohen C M S et al. 29th ICRC,2005, 1: 1114. Struminsky A B. 29th ICRC, 2005, 1: 2015. LE G M, TANG Y H, HAN Y B. Chin. J. Astron. Astrophys., 2006, 6(6): 7516. Handy B N, Acton L W, Kankelborg C C et al. Solar Physics, 1999, 187: 2297. Simnett G M, Roelof E C. 29th ICRC, 2005, 1: 2338. Bougeret J-L, Kaiser M L, Kellogg P J et al. Space Sci.Rev., 1995, 71: 2319. Gopalswamy N, XIE H, Yashiro S et al. 29th ICRC, 2005,1: 16910. Bieber J, Clem J, Evenson P et al. 29th ICRC, 2005, 1:23711. ZHU F R, WANG R G, TANG Y Q et al. HEP NP, 2007,31(4): 341 (in Chinese)12. D'Andrea C, Poirier J. Geophys. Res. Lett., 2005, 32:L1410213. WANG R G, WANG J X. Solar Relativistic Proton Fluxes in the Solar Flare of 14 July 2000. In: Dere K, WANG J,YAN Y ed. Coronal and Stellar Mass Ejections, IAUS No. 226. UK: Cambridge University Press, 2005. 381-38314. WANG R G, WANG J X. Astroparticle Phys., 2006, 25:4115. Bombardieri D J, DuldigML, Michael K J et al. Astrophys.J., 2006, 644: 56516. WANG R G. Astroparticle Phys., 2006, 26: 20217. WANG R G. Adv. Space Res., 2007, 40: 1835