V.  Samuel, Pasricha, R., and Ravi, V., ?Synthesis of nanocrystalline rutile?, Ceramics International, vol. 31, no. 4, pp. 555-557, 2005.

A. B.  Gaikwad, Navale, S. C., and Ravi, V., ?TiO2 ceramic varistor modified with tantalum and barium?, Materials Science and Engineering B-Solid State Materials for Advanced Technology, vol. 123, no. 1, pp. 50-52, 2005.