R. Kumar Jha, Shylesh, S., Bhoware, S. S., and Singh, A. P., ?Oxidation of ethyl benzene and diphenyl methane over ordered mesoporous M-MCM-41 (M = Ti, V, Cr): synthesis, characterization and structure-activity correlations?, Microporous and Mesoporous Materials, vol. 95, no. 1-3, pp. 154-163, 2006.

S.  Shylesh, Srilakshmi, C., Singh, A. P., and Anderson, B. G., ?One step synthesis of chromium-containing periodic mesoporous organosilicas and their catalytic activity in the oxidation of cyclohexane?, Microporous and Mesoporous Materials, vol. 99, no. 3, pp. 334-344, 2007.