R. BALAMURALI KRISHNA, . S. R. REDDY REDDY, . H. JAVANGULA, D. SWAPNA, and K. J. REDDY, “ISOLATION AND CHARACTERIZATION OF GYMNEMIC ACID FROM GYMNEMA SYLVESTRE R.BR. IN CONTROL OF DIABETES: Life Science-Pharmacognosy ”, Int J Life Sci Pharm Res, vol. 2, no. 1, pp. P1-P9, Mar. 2012.