Hasan, Md Nazmul, Monira Ahsan, Choudhury Mahmood Hasan, and ATM Zafrul Azam. ā€œ4-Benzoquinone and Stigmasterol from Heliotropium Indicum Lā€. Dhaka University Journal of Pharmaceutical Sciences 15, no. 1 (August 8, 2016): 113ā€“115. Accessed November 21, 2024. https://banglajol.info/index.php/JPharma/article/view/29205.