Patrick Petitjean, R. Srianand, Cédric Ledoux. Molecular hydrogen at z abs =1.973 toward Q0013-004: dust depletion pattern in damped Lyman α systems. Monthly Notices of the Royal Astronomical Society, 2002, 332, pp.383-391. ⟨10.1046/j.1365-8711.2002.05331.x⟩. ⟨hal-04111106⟩