5Dr. Silk M. G. The Use of Diffraction-Based Time-of-Flight Measurements to Locate and Size Defects[J].The British Journal of NDT, 1984,26 (4) : 208-213
6BS 7706:1993 Guide to Calibration and Setting-up of the Ultrasonic Time of Flight of Diffraction[S]
7ASME BPVC Section V (2004 Edition):Article 4,Appendix E-475 UT-Amplitude Time-Of-Flight Locus Curve Analysis Technique;Appendix L-TOFD Sizing Demonstration/Dual Probe-Computer Imaging Technique[S]
8ASME Code Case-2235 (1996-2004):Use of Ultrasonic Examination in Lieu of Radiography (Section Ⅰ and Section Ⅶ, Division 1 and 2)[S]
9ENV 583-6:2000 Time-of-Flight Diffraction Technique for Detecting and Sizing of Discontinuities[S]
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