1. D. James, Mater. Sci. and Eng.,4, No. 1 (1969).
2. G. Weissman and W. Babington, J. Environmental Sciences,9, No. 5 (1966).
3. Yu. K. Favstov, Zavod. Lab., No. 5 (1959).
4. V. V. Krymov, in: Expansion of the Use of Magnesium Alloys in Different Branches of the National Economy [in Russian], Part I, Izd. Tsent. Nauch.-Issled. Inst. Inform. i Tekh.-Ékon. Issled. Tsvet. Metal., Moscow (1968).
5. E. Plenard and A. Mena, 34e Congr. Internat. Fonderie, Paris, October (1967).