2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/12933We present a correlation analysis between the flux ratio of high-energy gamma-ray emission to synchrotron emission and the Doppler factor for a sample of EGRET AGNs. The results favor a model that attributes the EGRET emission of AGNs to inverse-Compton scattering on photons external to the jet.8 pages, A&A in pressAstrophysicsA correlation analysis of flux ratios and the Doppler factor for EGRET AGN sourcestext