1. N. W. Ashkroft and N. D. Mermin, Solid State Physics (Holt, Rinehart and Winston, New York, 1976; Mir, Moscow, 1979).
2. Fermi Liquid, http://en.wikipedia.org .
3. S. A. Wolf, D. D. Awschalom, R. A. Buhrman, J. M. Daughton, S. Von Molnar, M. L. Roukes, A. Y. Chtchelkanova, and D. M. Treger, Science 294 1488 (2001).
4. H. Dery and L. J. Sham, Phys. Rev. Lett. 98, 046602 (2007).
5. O. M. Artamonov, Zh. Tekh. Fiz. 30, 681 (1985) [Sov. Phys. Tech. Phys. 55, 1190 (1985)].