1. R. Bozort, Ferromagnetism [Russian translation], IL, Moscow (1956), pp. 188?197.
2. V. I. Goman'kov, "Atomic ordering of magnetic anisotropy energy in the system Ni?Fe", Fiz. Met. Metalloved.,42, No. 2, 415?418 (1976).
3. Precision Alloys (Handbook) [in Russian], Metallurgiya, Moscow (1984), pp. 18?48.
4. Hakaru Masumoto, Yuetsu Murakami, and Masakatsu Hinai, "Magnetic Properties of high permeability alloys Hardperm in the Ni?Fe?Nb system", Trans. JIM,15, 261?264 (1974).
5. Hakaru Masumoto, Yuetsu Murakami, and Masakatsu Hinai, "Magnetic properties of Ni?Fe?Ta alloys", Trans. JIM,14, 242?244 (1973).