“Electron impact ionization of helium isoelectronic systems" - M.R. Talukder, Eur. Phys. J. D 49, 167–172 (2008)
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Eur. Phys. J. D, 51 3 (2009) 319-320
Published online: 06 February 2009
DOI: 10.1140/epjd/e2009-00002-4