Yuvarani, T., Manjula, K. and Gopu, P. A. (2017) “GROWTH CHARACTERIZATION OF CALCIUM HYDROGEN PHOSPHATE DIHYDRATE CRYSTALS INFLUENCED BY COSTUS IGNEUS AQUEOUS EXTRACT”, International Journal of Pharmacy and Pharmaceutical Sciences, 9(5), pp. 173–178. doi: 10.22159/ijpps.2017v9i5.16838.