APRIDAMAYANTI, P., SARI, R. and PRATIWI, L. 2023. DEVELOPMENT VALIDATION OF QUERCETIN COMPOUNDS USING RP-HPLC AND IN VITRO ACTIVITY STUDIES ON MELASTOMA MALABATHRICUM LEAF NANOCREAM FOUNDATION PREPARATIONS: -. International Journal of Applied Pharmaceutics. 15, 5 (Sep. 2023), 317–324. DOI:https://doi.org/10.22159/ijap.2023v15i5.48297.