1. K. Chadan, P.C. Sabatier: Inverse Problems in Quantum Scattering Theory (Springer, New York, Heidelberg, Berlin 1977)
2. J.W. Goodman: “Synthetic-Aperture Optics”, in Progress in Optics* ed. by E. Wolf, Vol.VIII (North-Holland, Amsterdam, London 1970) pp. 1–50
3. B.R. Frieden: “Evaluation, Design and Extrapolation for Optical Signals, Based on Use of the Prolate Functions”, in Progress in Optics, ed. by E. Wolf, Vol. IX (North-Holland, Amsterdam, New York 1971) pp. 311–407
4. G.A. Viano: J. Math. Phys. 17, 1160–1165 (1977)
5. F.T. Arecchi, V. Degiorgio: “Measurement of the Statistical Properties of Optical Fields”, in Laserhandbook, ed. by F.T. Arecchi, E.O. Schulz-Dubois, Vol. 1 (North-Holland, Amsterdam, New York, Oxford 1972) pp. 191–264