Marpaung, A. M. ., M. . Lee, and I. S. . Kartawiria. “The Development of Butterfly Pea (Clitoria Ternatea) Flower Powder Drink by Co-Crystallization”. Indonesian Food Science and Technology Journal, vol. 3, no. 2, July 2020, pp. 34-37, doi:10.22437/ifstj.v3i2.10185.