Thirugnanasambantham, Pankajavalli, et al. “COMPARATIVE CHEMOMETRIC PROFILES BETWEEN LEAF TISSUES OF WITHANIA SOMNIFERA CULTURED IN VITRO AND FIELD”. International Journal of Pharmacy and Pharmaceutical Sciences, vol. 7, no. 11, Nov. 2015, pp. 66-71, https://www.journals.innovareacademics.in/index.php/ijpps/article/view/8089.