1. Blitz, J., Simpson, G.: Ultrasonic Methods of Non-destructive Testing, vol. 2. Springer Science & Business Media, Williamsburg (1995)
2. Wu, T., Ni, J., Bathias, C.: An automatic ultrasonic fatigue testing system for studying low crack growth at room and high temperatures. In: Automation in Fatigue and Fracture: Testing and Analysis. ASTM International (1994)
3. Jasiūnienė, E.: Ultrasonic imaging techniques for non-destructive testing of nuclear reactors, cooled by liquid metals. Ultragarsas (Ultrasound) 62(3), 39–43 (2007)
4. Chatzakos, P., Markopoulos, Y.: Towards robotic non-destructive inspection of industrial pipelines. In: 4th International Conference on NDT, HSNDTint 2007, Chania-Crete, Greece, October 11–14 (2007)
5. Martin, C.J., Gonzalez, R.: Ultrascope TOFD: Un sistema compacto para captura y procesamiento de imagenes TOFD. In: IV Conferencia Panamericana de END, PANNDT 2007, Buenos Aires, Aregentina, October 22–26 (2007)