1. Parihar, V.K., Allen, B., Tran, K.K., Macaraeg, T.G., Chu, E.M., Kwok, S.F., Chmielewski, N.N., Craver, B.M., Baulch, J.E., Acharya, M.M., Cucinotta, F.A., and Limoli, C.L., Sci. Adv., 2015, vol. 1, no. 4, pp. 1–6.
2. Grigor’ev, A.I., Krasavin, E.A., and Ostrovskii, M.A., Ros. Fiziol. Zhurn. im. I.M. Sechenova, 2013, vol. 99, no. 3, pp. 273–280.
3. Cucinotta, F.A., Alp, M., Sulzman, F.M., and Wang, M., Life Sci. Space Res., 2014, vol. 2, pp. 54–69.
4. Kalmykov, N.I., Kulikov, G.V., and Roganova, T.M., Model’ kosmosa. T. 1. Fizicheskie usloviya v kosmicheskom prostranstve, (Model of the Space, vol. 1. Physical Conditions in the Space), Panasyuk, M.I., Ed., Moscow: KDU, 2007, pp. 62–96.
5. Dorman, L.M., Eksperimental’nye i teoreticheskie osnovy astrofiziki kosmicheskikh luchei (Experimental and Theoretical Basics of Astrophysics of the Cosmic Rays), Moscow: Nauka, 1975.