Wirawan, Sang Kompiang, Derek Creaser, I Made Bendiyasa, and Wahyudi B Sediawan. 2012. “CO2 Selective Water Gas Shift Membrane Reactor : Modeling and Simulation”. ASEAN Journal of Chemical Engineering 12 (1), 59-72. https://journal.ugm.ac.id/v3/AJChE/article/view/8124.