Shelke, Varsha, and Meeta Bhot. “GC-MS Analysis of Bio-Active Compounds in Ethanolic Extract of Leaf and Stem of Asclepias Curassavica L.”. International Journal of Pharmaceutical Investigation 9, no. 2 (August 13, 2019): 67-70. Accessed May 29, 2020. http://jpionline.org/index.php/ijpi/article/view/334.