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2. Characterization of gas pipeline inspection signals using wavelet basis function neural networks;Hwang;NDT E Int,2000
3. Effect of bulk stress and pit depth on calculated far and near-side magnetic flux leakage pit signals;Ryu;Insight,2002
4. Solutions of ill-posed problems;Tikhonov,1977
5. On the way from the know-how to know-why in the magnetic leakage field method of nondestructive testing, parts i and ii;Förster;Mater Eval,1995