Tugiyanti, E., Susanti, E., & Sulistyawan, I. H. (2018). Effect of Tea Dregs Form and Different Fermentation Process on the Nutrient, Tannin, Saponin, flavonoid content and Antioxidant Activity. Pakistan Journal of Nutrition, 18(1), 25–33. https://doi.org/10.3923/pjn.2019.25.33