P. S.  Niphadkar, Garade, A. C., Jha, R. Kumar, Rode, C. V., and Joshi, P. N., ?Micro-/meso-porous stannosilicate composites (Sn-MFI/MCM-41) via two-step crystallization process: process parameter-phase relationship?, Microporous and Mesoporous Materials, vol. 136, no. 1-3, pp. 115-125, 2010.

S.  Sisodiya, Shylesh, S., and Singh, A. P., ?Tin incorporated periodic mesoporous organosilicas (Sn-PMOs): synthesis, characterization, and catalytic activity in the epoxidation reaction of olefins?, Catalysis Communications, vol. 12, no. 7, pp. 629-633, 2011.