Alhassan, M., M. Auta, J. K. Sabo, M. Umaru, A. S. Kovo, and A. Abdulsalam. “CO2 Capture Using Amine-Impregnated Activated Carbon from Jatropha Curcas Shell”. Advances in Applied Science and Technology Vol. 7, Dec. 2019, pp. 52-66, https://stm1.bookpi.org/index.php/aast-v7/article/view/716.