1. Industrial Aluminum Alloys. A Reference Book [in Russian], Metallurgiya, Moscow (1984).
2. Patent 3619181, U.S. (1971).
3. V. I. Elagin, V. V. Zakharov, A. A. Petrova, et al., ?Effect of scandium on the structure and properties of AI - Zr - Mg alloys,? Izv Akad. Nauk SSSR,Metally, No. 4, 180 - 183 (1983).
4. V. I. Elagin, V. V. Zakharov, and T. D. Rostova, ?Prospects of alloying aluminum alloys with scandium,?Tsveinve Metally, No. 12, 96 - 99 (1982).
5. M. E. Drits, L. S. Toropova, and Yu. G. Bykov, ?Effect of rareearth metals on the mechanical properties of AI - 6.5% Mg alloy,?Metalloved. Term. Obrab. Met., No. 10, 35 - 37 (1980).