HAI, Ho Thi et al. Synthesis of graphene oxide sulfonated and estimation of its catalytic activity in conversion reaction of fructose to 5-hydroxylmethyfural. VNU Journal of Science: Natural Sciences and Technology, [S.l.], v. 32, n. 4, dec. 2016. ISSN 2588-1140. Available at: <https://js.vnu.edu.vn/NST/article/view/3378>. Date accessed: 17 may 2024.