1. J. Armijo and H. Rosenbaum, J. Appl. Phys.,38 (1967).
2. I. Hughes and G. Rogers, J. Inst. Metals,95 (1967).
3. Handbook on Nuclear Physics [in Russian], Artsimovich (editor), Izd. Fiz.-Mat. Lit., Moscow (1963).
4. Kh. Abdulaev et al., Pribory i Tekhnika Éksperimenta, No. 2, 73?75 (1968).
5. M. Hansen and K. Anderko, Constitution of Binary Alloys, McGraw-Hill Book Co., New York (1958).