1. 3D digital ultrasonic imaging system for NDT applications;Kazys,1991
2. Ultrasonic digital system for the visualization of defects in nondestructive quality control;Kazys;Sov J Nondestructive Testing,1991
3. Recent activity in ultrasonic tomography;Jones;Ultrasonics,1993
4. Ultrasonic C-scan imaging for material characterization;Gordon;Ultrasonics,1993
5. Ultrasonic Spectral Analysis for Non-destructive Evaluation;Fitting,1981