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Fig. 9


Left panel: distribution of the observed peak frequencies for the sample of inverted-spectrum sources defined in the text (solid line), and for the GPS/HFP candidates in Torniainen et al. (2008). Right panel: distribution of the spectral indexes above the peak frequency for the inverted-spectrum sources. The solid line is given by , with α0 =  −0.10 and σα = 0.53.

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