Ahmad*, Sayeed, Y.T. Kamal, Mhaveer Singh, and Rabea Parveen. 2011. “Development and Validation of HPTLC Method for Estimation of Glycyrrhizic Acid in Herbal Formulation”. Asian Journal of Chemistry 23 (5):2098-2100. https://asianpubs.org/index.php/ajchem/article/view/10311.