Interfacial stresses in damaged RC beams strengthened by externally bonded prestressed GFRP laminate plate: Analytical and numerical studytextjournalArticleCherguiS.autDaouadjiT. H.autHamratM.autBoulekbacheB.autBougaraA.autAbbesB.autAmzianeS.autjournal831972172019continuingAdv. Mater. Res