1. C.J. Quinn, P.D. Frayer, G.H. Beall, in: J.C. Salamone, (Ed.), Polymeric Materials Encyclopedia, vol. 4, CRC, p. 2766, 1996.
2. Properties and structure of (50−x)BaO–xZnO–50P2O5 glasses
3. Vibha Srivastava;Das;Ionics,2005
4. Vibha Srivastava, P.K. Srivastava;Das;Ionics,2008