1. Ultrasonic testing of materials;Krautkrämer,1990
2. Magnetic field measurement: the Gauss meter in magnetic particle testing;Stanley;Mater Eval,1983
3. Eddy current testing in the petrochemical industry;Birring;Mater Eval,2003
4. Digital radiography pinpoints casting defects automatically;Isaacson;Mater Eval,1987
5. Holographic nondestructive testing;Erf,1974