%O Book %T Ultrasonic Testing of Materials at Level 2 (Training Manual for Non-destructive Testing Techniques) %A %U http://www.dgdingfa.net/publications/717/ultrasonic-testing-of-materials-at-level-2-training-manual-for-non-destructive-testing-techniques %D 1988 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna
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