Shiju, N. R., Alberts, A. H., Khalid, S., Brown, D. R., & Rothenberg, G. (2011). Mesoporous Silica with Site-Isolated Amine and Phosphotungstic Acid Groups: A Solid Catalyst with Tunable Antagonistic Functions for One-Pot Tandem Reactions**. WILEY-VCH Verlag.

Shiju, N Raveendran, Albert H. Alberts, Syed Khalid, David R. Brown, and Gadi Rothenberg. Mesoporous Silica With Site-Isolated Amine and Phosphotungstic Acid Groups: A Solid Catalyst With Tunable Antagonistic Functions for One-Pot Tandem Reactions**. WILEY-VCH Verlag, 2011.

Shiju, N Raveendran, et al. Mesoporous Silica With Site-Isolated Amine and Phosphotungstic Acid Groups: A Solid Catalyst With Tunable Antagonistic Functions for One-Pot Tandem Reactions**. WILEY-VCH Verlag, 2011.