1. Connes, J., Rev. Opt.40, 45 (1961).
2. Kauppinen, J., Infrared Phys.,16, 359 (1976).
3. Mertz, L., ?Transformation in Optics?, John Wiley (New York, 1966).
4. Forman, M.L., W.H. Steel, and G.A. Vanasse, J. Opt. Soc. Amer,56, 59 (1966)
5. Sheamen, J.C., W.H. Howell, G.F. Hohnstreiter, and I. Coleman, Aspen International Conference on Fourier Spectroscopy, 1970, (AFCRL-71-0019).