Fig. 2.
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LCs where the CWT analysis indicates the presence of a potential transient QPO. Left: Segment of the LC of PMN J0531−4827 with a potential presence of QPO. Right: γ-ray LC of PKS 1502+106. These LCs are further analyzed in detail in Sect. 5, where we investigate the temporal behavior; we present our theoretical modeling in Sect. 4.
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