Wirawan, Sang Kompiang, Martin Petersson, and Derek Creaser. 2008. “Adsorption of CO, CO2 and H2 in Silicalite-1: Measurements and Simulations”. ASEAN Journal of Chemical Engineering 8 (1), 9-19. https://journal.ugm.ac.id/v3/AJChE/article/view/7693.