Xa, Truong, Tran Thoa, and Nguyen Nhu. 2024. “Determination of Total Flavonoid, Anthocyanin Content and Antioxidant Activity of the Fractions Extract from Butterfly Pea (Clitoria Ternatea) Flowers”. Vietnam Journal of Agricultural Sciences 20 (4): 417-24. http://testtapchi.vnua.edu.vn/index.php/vjasvn/article/view/983.