Nandari, Wibiana Wulan, Yuli Ristianingsih, and Indriana Lestari. “Effect of Solvent Conditions in Process of Extraction of Pectin from Banana Peels for the Adsorption of Fe Metal in Groundwater at UPN Veteran Yogyakarta”. RSF Conference Series: Engineering and Technology 1, no. 1 (November 15, 2022): 479–485. Accessed July 16, 2024. https://proceeding.researchsynergypress.com/index.php/cset/article/view/418.