1. and , “Digital holography—computer-generated holograms,” in Progress in Optics, Elsevier North Holland, Amsterdam, 1990. p. 1.
2. “Elements of Euclidean optics,” in Lie Methods in Optics, Lecture Notes in Physics, Springer-Verlag, Heidelberg, 1989. p. 115.
3. and , “The map between Heisenberg-Weyl and Euclidean optics is comatic,” in Lie Methods in Optics, Lecture Notes in Physics, Springer-Verlag, Heidelberg, 1989. p. 163.
4. Invariant inner products on spaces of solutions of the Klein–Gordon and Helmholtz equations
5. and , Tables of Integrals, Sums and Products, Academic Press, New York, 1965. Eq. 8.538.2.