...$z_{\rm abs}=4.383$)

Based on material collected with the European Southern Observatory Very Large Telescope operated on Cerro Paranal (Chile). Proposal 66.A-0594(A).

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... [Fe/H]

Using the customary definition [X/Y] = log(X/Y) - log(X/Y) $_{\hbox{$\odot$ }}\cdot$

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