Nerkis, Salih, and H. Hüseyin Oruç. “Purity and Composition of Cannabis, Heroin and Ecstasy Samples Used in Bursa Region”. Journal of Dependence 7, no. 1 (April 1, 2006): 11–17. Accessed June 21, 2026. https://jod.akademisyen.net/index.php/jod/article/view/114.