“Synthesis of Expanded Graphite : Effect of the Graphite Flake Size on Adsorption Capacities to Methylene Blue”. Vietnam Journal of Catalysis and Adsorption 10, no. 3 (October 30, 2021): 29–33. Accessed April 3, 2026. https://jca.edu.vn/index.php/jca/article/view/2021.046.