1. W.P. Mason, Physical Acoustics and the Properties of Solids, Van Nostrand Reinhold, New York, 1958.
2. Dislocation damping in metals
3. A.S. Nowick, B.S. Berry, Anelastic Relaxation in Crystalline Solids, Academic Press, New York, 1972, p. 454.
4. R. De Batist, Internal Friction of Structural Defects in Crystalline Solids, North Holland, Amsterdam, 1972, p. 391.