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Fig. 16
Dependencies of mean [Fe/H] ([Fe/H]m; upper panel)and internal [Fe/H] spread (σ[Fe/H]; lower panel) among GC stars on MSG in the seven GC candidates of the standard model for α = −0.02 (filled circles) and α = −0.04 (open circles), where α is the slope of an initial metallicity gradient (dex kpc−1).
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