Yamazaki, K., M. Tanaka, and H. Kawakami. “High Proton Conductive Sulfonated Graph Copolyimide Membranes Containing Chemically Stable Naphthalene Moieties”. Journal of Applied Membrane Science & Technology 12, no. 1 (November 22, 2017). Accessed November 22, 2024. https://amst.utm.my/index.php/amst/article/view/81.