Thao Thi Nguyen Nguyen, Tan Thanh Trinh, Nghia Huu Le, Tuyen Chan Kha, Hien Phuoc Phan, and Hong Minh Xuan Nguyen. “Aqueous Ultrasound-Assisted Extraction of Phenolics and Saponins from Xao Tam Phan Plant Parts: Optimization and Comparison of Extraction Efficiency”. Journal of Technical Education Science, vol. 19, no. 03, June 2024, pp. 77-88, doi:10.54644/jte.2024.1581.