Praptowidodo, V. Soesilowati. “Separation of Carbon Dioxide (CO2) from Gas Mixture by Membrane Permeation Process”. Journal of Mathematical and Fundamental Sciences 33, no. 2 (January 18, 2019): 39-45. Accessed August 16, 2026. https://journals.itb.ac.id/index.php/jmfs/article/view/9225.