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2. G. S. Ansell, “Oxide Dispersion Strengthening” (Gordon and Breach, New York 1968), p. 61;G. S. Ansell in “Physical Metallurgy” (R. W. Cahn ed. North-Holland Publ. Co., Amsterdam, 2nd edition, 1970) ch. 18.
3. G. S. Ansell andF. V. Lenel,Acta Metallurgica 8 (1960) 612.
4. K. M. Zwilsky andN. S. Grant,J. Metals 9 (1957) 1197.
5. A. Kelly andR. B. Nicholson,Progr. Mat. Sci. 10 (1963) 338.