1. and in Special polymers for Electronics and Optoelectronics, Chapman and Hall, London, p 315 (1995).
2. in Plastics Insulations, Ed by Wiley Interscience, New York. p 141 (1968).
3. Polymer Science and Technology, Prentice Hall, New Delhi. Chapter 10, p 353 (1999).
4. and Polymer Science, Wiley, New Delhi, p 227 (1988).