Mohammed, Suhad, AND 		Al-Heetimi, Dhafir.
" Adsorption of Methyl Violet Dye from Aqueous Solution by Iraqi Bentonite and Surfactant – Modified Iraqi Bentonite" <em>Ibn AL- Haitham Journal For Pure and Applied Science</em> [Online], Volume 32 Number 3 (16 September 2019)