S.  Sarish, Devassy, B. M., Bohringer, W., Fletcher, J. C. Q., and Halligudi, S. B., ?Liquid-phase alkylation of phenol with long-chain olefins over WOx/ZrO2 solid acid catalysts?, Journal of Molecular Catalysis A-Chemical, vol. 240, no. 1-2, pp. 123-131, 2005.

A.  Bordoloi, Devassy, B. M., Niphadkar, P. S., Joshi, P. N., and Halligudi, S. B., ?Shape selective synthesis of long-chain linear alkyl benzene (LAB) with AIMCM-41/beta zeolite composite catalyst?, Journal of Molecular Catalysis A-Chemical, vol. 253, no. 1-2, pp. 239-244, 2006.