H+ and He2+ impact charge transfer cross sections of magnesium S. Kumari, S. N. Chatterjee, L. K. Jha and B. N. Roy Eur. Phys. J. D, 61 2 (2011) 355-363 Published online: 21 January 2011 DOI: 10.1140/epjd/e2010-10296-6