Sintyadewi, Putu Rima, AND Ary Widnyani, Ida Ayu Putu. " The Influence of Fermentation Time on the Total Flavonoid and Organoleptic Test of Black Tea Kombucha and Butterfly Pea (Clitoria ternatea L.) Infusion" Media Ilmiah Teknologi Pangan (Scientific Journal of Food Technology) [Online], Volume 8 Number 2 (30 September 2021)