Sulaymon, A., Mustafa, Y., Mustafa, Y. and Dahman, Y. (2002) “Determination of Surface Diffusion Coefficient for Adsorption Process”, Iraqi Journal of Chemical and Petroleum Engineering, 3(2), pp. 35-40. Available at: http://ijcpe.uobaghdad.edu.iq/index.php/ijcpe/article/view/626 (Accessed: 30November2019).