Hasan, M.N., Ahsan, M., Hasan, C.M. and Azam, A.Z. 2016. 2,5-Dihydroxy-3-heptadecyl-1,4-benzoquinone and Stigmasterol from Heliotropium indicum L. Dhaka University Journal of Pharmaceutical Sciences. 15, 1 (Aug. 2016), 113–115. DOI:https://doi.org/10.3329/dujps.v15i1.29205.