Barbooti, Mahmood M, Mumtaz A Zablouk, and Shurooq T Ramadhan. “The Nicotine Extraction from Tobacco Wastes”. Iraqi Journal of Chemical and Petroleum Engineering 3, no. 1 (March 30, 2002): 19–24. Accessed May 19, 2024. https://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/612.