OTHMAN, M.R, O E LEE, and W.J.N FERNANDO. “Gas Adsorption and Surface Diffusion on 5Ã… Microporous Adsorbent in Transition and Turbulent Flow Region”. IIUM Engineering Journal 7, no. 1 (September 29, 2010): 1–12. Accessed May 6, 2024. https://journals.iium.edu.my/ejournal/index.php/iiumej/article/view/72.