Chantan, W. et al. 2023. Total Phenolics, Flavonoids Contents and Antioxidant Activity in Different Flavor Plants in Northeast (Isaan) Thailand: Enhancing Commercial Value: http://www.doi.org/10.26538/tjnpr/v7i11.14. Tropical Journal of Natural Product Research (TJNPR). 7, 11 (Dec. 2023), 5115–5122.