Li, Yulin. “Improving the Dispersity of Nano-Silica from Rice Hull Ash in Organic Solvents by a New G-Methacryloxypropyltrimethoxy Silane Solution”. Asian Journal of Chemistry, vol. 25, no. 5, Dec. 2012, pp. 2941-2, doi:10.14233/ajchem.2013.14044.