Gupta, D. D., M. E. Haque, M. N. Islam, S. Rahman, A. M. Hasan, and B. A. Shibib. “Alkaloid and Steroid from the Stem Bark of <i>Jatropha curcas</I> (Euphorbiaceae)”. Dhaka University Journal of Pharmaceutical Sciences, vol. 10, no. 1, Mar. 2012, pp. 9-11, doi:10.3329/dujps.v10i1.10009.