M. H.  Bhure, Kumar, I., Natu, A. D., Chikate, R. C., and Rode, C. V., ?Phosphotungstic acid on silica with modified acid sites as a solid catalyst for selective cleavage of tert-butyldimethylsilyl ethers?, Catalysis Communications, vol. 9, no. 9, pp. 1863-1868, 2008.

C. V.  Rode, Garade, A. C., and Chikate, R. C., ?Solid acid catalysts: modification of acid sites and effect on activity and selectivity tuning in various reactions?, Catalysis Surveys from Asia, vol. 13, no. 3, pp. 205-220, 2009.