Saputri, R., Kamaluddin, M.T., Theodorus, T. and Mangunsong, S. 2022. CHARACTERIZATION OF CAFFEINE NANOPARTICLE PREPARATIONS FROM ROBUSTA COFFEE EXTRACT USING PLGA AND PVA. Oceana Biomedicina Journal. 5, 2 (Jul. 2022), 107–118. DOI:https://doi.org/10.30649/obj.v5i2.87.