YAMAZAKI, K.; TANAKA, M.; KAWAKAMI, H. High Proton Conductive Sulfonated Graph Copolyimide Membranes Containing Chemically Stable Naphthalene Moieties. Journal of Applied Membrane Science & Technology, [S. l.], v. 12, n. 1, 2017. DOI: 10.11113/amst.v12i1.81. Disponível em: https://amst.utm.my/index.php/amst/article/view/81. Acesso em: 20 sep. 2021.