“Optimization Processing Parameters for Curcuma Xanthorriza Oleoresin Yield and Its Antioxidant Activity”. International Journal of Biotechnology for Wellness Industries 4, no. 3 (December 1, 2015): 97–102. Accessed June 22, 2026. https://www.lifescienceglobel.com/index.php/ijbwi/article/view/3440.