Chaichan MT. Gasoline, Ethanol and Methanol (GEM) Ternary Blends utilization as an Alternative to Conventional Iraqi Gasoline to Suppress Emitted Sulfur and Lead Components to Environment. alkej. 2017;12(3):38-51. Accessed January 8, 2026. https://www.alkej.uobaghdad.edu.iq/index.php/alkej/article/view/306