AMIN, A. H.; EL SHEIKH, R.; YOUSSEF, A. O.; ABDEL FATTAH, G. M.; GOUDA, A. A. VALIDATED SPECTROPHOTOMETRIC METHODS BASED ON CHARGE TRANSFER COMPLEXATION REACTION FOR THE DETERMINATION OF VALACYCLOVIR HYDROCHLORIDE AS ANTIVIRAL DRUG IN PHARMACEUTICAL FORMULATIONS. Int J App Pharm 2022, 14, 117-124.