Hussain, Shahir, S.S. Islam, and T. Islam. “Purification and Oxidation Studies of Multiwall Carbon Nanotubes Using Raman Spectroscopy”. Asian Journal of Chemistry 23, no. 12 (September 28, 2011): 5639–5642. Accessed November 25, 2024. https://asianpubs.org/index.php/ajchem/article/view/11184.