Islam, Md Ashraful, and Zinnatul Borak. “A Study on Suicidal Ideation and Suicide Attempts Among Substance Abusers”. Dhaka University Journal of Biological Sciences 29, no. 2 (August 26, 2020): 175–182. Accessed November 1, 2025. https://www.banglajol.info/index.php/DUJBS/article/view/48737.