1. Beissner, R.E., Matzkanin, G. A. and Teller, C. M. (1980) NDE applications of magnetic leakage field methods. NTIAC-80–1.
2. Magnetic flux leakage inspection of wire ropes;Bergander;Int. Advances in NDT,1983
3. British Standard BS 6072 (1981) Method for magnetic particle flaw detection. British Standards Institute.
4. Nonrelevant magnetic particle indications;Brough;Metal Progress,1983
5. Physical analysis methods of magnetic flux leakage;Dobmann,1980