HD molecules at high redshift - A low astration factor of deuterium in a solar-metallicity DLA system at z = 2.418P. Noterdaeme, P. Petitjean, C. Ledoux, R. Srianand and A. IvanchikA&A, 491 2 (2008) 397-400DOI: https://doi.org/10.1051/0004-6361:200810414