Y. S. . Pratiwi, R. . Rahmawati, and Y. A. . Sanjaya, “Potency of Mangosteen Pericarp as Source of Antioxidant in Tea to Enhance Immune System: A Review”, Nusantara Sci. Tech. Proc., pp. 277–282, Nov. 2022, doi: 10.11594/nstp.2022.2741.