IIW recommendations for the HFMI treatment for improving the fatigue strength of welded joints Por Marquis, G., Barsoum, Zuheir

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Particle strengthening of metals and alloys Por Nembach, E. (Eckhard)

Introduction to strengthening mechanisms. Por Felbeck, David K.

New ways of increasing the strength of metals ISI publication (Iron and Steel Institute.) Por Ivanova, Vera Semenovna