K. Rout, K. et al. 2013. HPTLC Quantification and Antimicrobial Evaluation of Oleanolic Acid Isolated from Diospyros melanoxylon. Asian Journal of Chemistry. 25, 8 (Mar. 2013), 4649–4653. DOI:https://doi.org/10.14233/ajchem.2013.14428.