1. J. D. Jackson,Classical Electrodynamics (Wiley, New York, 1962).
2. R. M. Whitner,Electromagnetics (Prentice-Hall, Englewood Cliffs, 1962).
3. A. F. Kip,Fundamentals of Electricity and Magnetism (McGraw-Hill, New York, 1962).
4. M. Born and E. Wolf,Principles of Optics, 6th edn. (Pergamon, Oxford, 1975).
5. L. H. Ryder,Quantum Field Theory (Cambridge University Press, Cambridge, 1987).