1. A. Kovetz, The Principles of Electromagnetic Theory, Cambridge University Press, 1990.
2. J. Jin, The Finite Element Method in Electromagnetics, 2nd ed., Wiley-IEEE Press, 2002.
3. O. Wilson, Introduction to Theory and Design of Sonar Transducers, Peninsula Publishing, 1988.
4. R.K. Wangsness, Electromagnetic Fields, 2nd ed., John Wiley & Sons, 1986.
5. D.K. Cheng, Field and Wave Electromagnetics, 2nd ed., Addison-Wesley, 1991.