Oleanolic acid - an &alpha -Glucosidase inhibitory and antihyperglycemic active compound from the fruits of Sonneratia caseolaris (A. K. Tiwari, V. Viswanadh, P. M. Gowri, A. Z. Ali, S. Radhakrishnan, S. B. Agawane, K. Madhusudana, & J. M. Rao, Trans.). (2010). Open Access Journal of Medicinal and Aromatic Plants, 1(1), 19-23. https://epubs.icar.org.in/index.php/JMAP/article/view/4376