Badawi, M. A. A.-H. ., and A. . . Khairbek. “Theoretical Calculations of Hydrogenation Enthalpies of Some Unsaturated Hydrocarbon Compounds”. Tishreen University Journal -Basic Sciences Series, vol. 41, no. 5, Nov. 2019, https://journal.tishreen.edu.sy/index.php/bassnc/article/view/9212.