Dutta, A., R. Singh, B. Mitra, S. Biswas, N. Durgaprasad, J. Goswami, M. Vahia, and J. Yadav. “Anomalous Cosmic Rays and Their Ionization States”. Defence Science Journal, Vol. 42, no. 4, Jan. 2013, pp. 245-51, doi:10.14429/dsj.42.4392.