References

1. Table of Integrals, Series, and Products, Corrected and Enlarged Edition, by I. S. Gradshteyn and I. M. Ryzhik, Academic Press, 1980, Section 6.631.
2. L. W. Casperson, ``Gaussian beams in hollow metal waveguides" J. Opt. Soc. Am. A 17, 1115-1123 (2000).
3. M. Ghita and L. W. Casperson, ``Gaussian beams in hollow metal waveguides: experiment" Appl. Opt. 40, 5459-5462 (2001).
4. L. W. Casperson, ``Gaussian beams in hollow metal waveguides: paraxial approximation" Appl. Opt. 41, 6410-6415 (2002).
5. A. A. Tovar and L. W. Casperson, ``Generalized beam matrices III. Application to diffraction analysis," Journal of the Optical Society of America A, vol. 13, pp. 2239 - 2246 (1996).