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Fig. 8
Upper panel: TSS (left axis) and convective blueshift (right axis) versus Log 
for Teff between 5662 and 5918 K, for stars with a positive [Fe/H] (red) and with a negative [Fe/H] (green). Lower panel: Log versus [Fe/H] for stars with Teff between 5662 and 5918 K (circles) and the other stars of our sample (stars).
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