S. SINGH, et al. “COMPARATIVE HYPOGLYCEMIC ACTIVITY OF GLYCYRRHIZIC ACID AND GYMNEMIC ACID ON NON-INSULIN DEPENDENT RODENT DIABETIC MODEL”. International Journal of Pharma and Bio Sciences, vol. 6, no. 1, Mar. 2015, pp. 365-79, https://ijpbs.net/index.php/journal/article/view/3911.