Saenthumpol, R., and T. Chantarat. “Development of Kombucha Beverage from Kale Trimming Residues for Elderly Consumers”. YRU Journal of Science and Technology, vol. 11, no. 1, Mar. 2026, pp. 31-44, https://li01.tci-thaijo.org/index.php/yru_jst/article/view/269226.