R.  Srivastava, Srinivas, D., and Ratnasamy, P., ?Sites for CO2 activation over amine-functionalized mesoporous Ti(Al)-SBA-15 catalysts?, Microporous and Mesoporous Materials, vol. 90, no. 1-3, pp. 314-326, 2006.

P.  Kumar, Kale, S. B., Gonnade, R. G., and Das, U., ?Acid mediated sulfonylation of para-quinone methides with tosylmethyl isocyanides for the synthesis of diarylmethyl sulfones?, ChemistrySelect, vol. 6, no. 28, pp. 7158-7161, 2021.