1. 1) J. S. Benjamin: Metal Trans., 1 (1970), 2943.
2. 2) C. C. Koch, O. B. Cabin, C. G. McKamey and J. O. Scarbrough: Appl. Phys. Lett., 43 (1983), 1017.
3. 3) P. H. Shingu: Mechanical Alloying, ttc (1992), 17.
4. 4) M. Bodart, F. Moret and R. Baccio: Advances in Perticulate Materials and Powder Metallurgy, APMA, (1992), 207.
5. 5) Y. Chen, R. L. Hazif, M. Bibole, L. Chaffron and G. Martin: Proc. Second Powder Metallurgy World Congress, JSPM, Kyoto, (1993), 182.