Charge transfer in keV proton collision with atomic oxygen: Differential and total cross sections M. K. Pandey, R. K. Dubey and D. N. Tripathi Eur. Phys. J. D, 45 2 (2007) 273-277 Published online: 19 September 2007 DOI: 10.1140/epjd/e2007-00262-x