S. P.  Gaikwad, Dhage, S. R., Potdar, H. S., Samuel, V., and Ravi, V., ?Co-precipitation method for the preparation of nanocrystalline ferroelectric SrBi2Nb2O9 ceramics?, Journal of Electroceramics, vol. 14, no. 1, pp. 83-87, 2005.

S. R.  Dhage, Ravi, V., and Yang, O. B., ?Low voltage varistor ceramics based on SnO2?, Bulletin of Materials Science, vol. 30, no. 6, pp. 583-586, 2007.