Le, Minh, and Ngoc Lieu Le. “Optimization of Ultrasound-Assisted Extraction of Crude Polysaccharides and Polyphenols from Passion Fruit Peels”. Science and Technology Development Journal 27, no. 2 (June 30, 2024): 3475-3481. Accessed April 8, 2025. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/4298.