1. G. M. Scamans, “Hydrogen Effects in Metals”, edited by I. M. Bernstein and A. W. Thompson (Metallurgical Society, AIME, Warrendale, Pennsylvania, USA, 1981) p. 467.
2. N. J. H. Holroyd and D. Hardie, “Hydrogen Effects in Metals”, edited by I. M. Bernstein and A. W. Thompson (Metallurgical Society, AIME, Warrendale, Pennsylvania, USA, 1981) p. 449.
3. R. E. Swanson, A. W. Thompson, I. M. Bernstein and J. L. Maloney III, “Hydrogen Effects in Metals”, edited by I. M. Bernstein and A. W. Thompson (Metallurgical Society, AIME, Warrendale, Pennsylvania, USA, 1981) p. 459.
4. L. Christodoulou and H. M. Flower, “Hydrogen Effects in Metals”, edited by I. M. Bernstein and A. W. Thompson (Metallurgical Society, AIME, Warrendale, Pennsylvania, USA, 1981) p. 493.
5. C. D. S. Tuck, “Hydrogen Effects in Metals”, edited by I. M. Bernstein and A. W. Thompson (Metallurgical Society, AIME, Warrendale, Pennsylvania, USA, 1981) p. 503.