Sulfonic acid (-HSO3) functionalization effect on graphene oxide membrane by (3 mercaptopropyl) trimethoxysilane and their applications in hydrogen membrane fuel cells - Chowdury, Md Shahjahan Kabir; Cho, Young Jin; Ji, Park Ye; Min, Jeong Su; Park, Sung Bum; Park, Yong-il (Solid state ionics, 2024)