Ionization of sodium by the impact of alpha particleS. Bhattacharya, K. B. Choudhury, N. C. Deb, C. Sinha, K. Roy and A. Z. MsezaneEur. Phys. J. D, 47 3 (2008) 335-338DOI: https://doi.org/10.1140/epjd/e2008-00056-8