BUDI NURSANTO, E.; PITOYO, M. A. F.; AMANAH, N. L.; FIKARDA, A. Extraction of Flavonoid From Mangosteen Peel (Garcinia Mangostana) Using Ultrasound–Assisted (UAE) Extraction and Its SPF Value. Journal of Emerging Supply Chain, Clean Energy, and Process Engineering , [S. l.], v. 5, n. 1, p. 1–11, 2026. DOI: 10.57102/jescee.v5i1.117. Disponível em: //jescee.universitaspertamina.ac.id/index.php/jescee/article/view/117. Acesso em: 3 jul. 2026.