D.  Mhamane, Ramadan, W., Fawzy, M., Rana, A., Dubey, M., Rode, C., Lefez, B., Hannoyer, B., and Ogale, S., ?From graphite oxide to highly water dispersible functionalized graphene by single step plant extract-induced deoxygenation?, Green Chemistry, vol. 13, no. 8, pp. 1990-1996, 2011.

T. C.  Jagadale, Kulkarni, M., Pravarthana, D., Ramadan, W., and Thakur, P., ?Photocatalytic degradation of Azo dyes using Au:TiO2, gamma-Fe2O3:TiO2 functional nanosystems?, Journal of Nanoscience and Nanotechnology, vol. 12, no. 2, pp. 928-936, 2012.