Yang, X.J., W. Shang, L.L. Li, J.L. Zhao, X.X. Wang, and C.C. Tang. 2014. “Preparation of Mesoporous Carbon Using Phenol-Formaldehyde Resin As Carbon Precursor and Ethylene Glycol As Pore-Forming Agent”. Asian Journal of Chemistry 26 (21):7204-6. https://doi.org/10.14233/ajchem.2014.16566.