Y. S.  Ishole, Karadkar, P. R., and Kharul, U. K., ?Effect of substituent polarity, bulk, and substitution site toward enhancing gas permeation in dibromohexafluorobisphenol-A based polyarylates?, Journal of Polymer Science Part B-Polymer Physics, vol. 45, no. 23, pp. 3156-3168, 2007.

S. S.  Kothawade, Kulkarni, M. P., Kharul, U. K., Patil, A. S., and Vernekar, S. P., ?Synthesis, characterization, and gas permeability of aromatic polyimides containing pendant phenoxy group?, Journal of Applied Polymer Science, vol. 108, no. 6, pp. 3881-3889, 2008.

B.  Shrimant, Shaligram, S. V., Kharul, U. K., and Wadgaonkar, P. P., ?Synthesis, characterization, and gas permeation properties of adamantane-containing polymers of intrinsic microporosity?, Journal of Polymer Science Part A-Polymer Chemistry, vol. 56, no. 1, pp. 16-24, 2018.