Wang1, Jing, Xiaocui Tong1, and Yafei Zhang2. “Synthesis and Characterization of Graphene Single Sheets”. Asian Journal of Chemistry 23, no. 5 (January 31, 2011): 2281–2283. Accessed June 30, 2024. https://asianpubs.org/index.php/ajchem/article/view/10316.