C, Pratibha, Abhay C, Sayali S, and Jiger T. 2012. “Effect of Different Kind of Sugars on in Vitro Production of Stigmasterol in Tylophora Indica Callus”. International Journal of Research in Phytochemistry and Pharmacology 2 (3), 125-28. https://scienztech.org/index.php/ijrpp/article/view/820.