1. B.R. Tittmann, R.K. Elsley, H. Nadler and E.R. Cohen, “Experimental measurements and interpretation of ultrasonic scattering by flaws”, Interdisciplinary Program for Quantitative Flaw Definition—Special Report Third Year Effort, prepared by Rockwell International Science Center for ARPA, AFML.
2. The singular function of a surface and physical optics inverse scattering;Cohen;Wave Motion,1979
3. Velocity inversion procedure for acoustic waves;Cohen;Geophysics,1979
4. An inversion integral for crack scattering data;Achenbach;Wave Motion,1979
5. Three dimensional electromagnetic short pulse inverse scattering;Bojarski,1967