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Ultrasonic Material Testing, Revised Edition; Edited by Japan Society for the Promotion of Science. |
Ultrasonic Synthetic Aperture Imaging with Nonlinear Processing Flat Detection by Synthetic Aperture Ultrasonic Imaging Method. |
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T. Sato et al: Super-Resolution Ultrasonic Imaging by Combined Spectral and Aperture Synthesis, vol. 64, No. 2, Aug. 1977, pp. 341-345. |
1972 IEEE Ultrasonics Symposium Proceedings, 72 CHO 708-8 SU, pp. 81-86, N.Y., US: E. P. Papadakis et al: New Uses of Ultrasonic Spectrum Analysis. |