Kurniawan, M. F.; Setyawan, D.; Hariyadi, D. M. Pectin Red Dragon Fruit Peel Pectin-Based Microspheres for Oral Quercetin Delivery: Characterization, Stability Study, Digestion Resistance, and Cytotoxicity Against HeLa Cells. sci. technol. indones. 2025, 10, 1049-1073.