Shrinivas B Bumrela, and Suresh R Naik. “Identification of β-Carotene and β-Sitosterol in Methanolic Extract of Dipteracanthus Patulus (Jacq) Nees and Their Role in Antimicrobial and Antioxidant Activity”. International Journal of Phytomedicine, vol. 3, no. 2, June 2011, pp. 204-15, https://ijp.arjournals.org/index.php/ijp/article/view/98.