1. A. A. Abrikosov, L. P. Gorkov, and I. E. Dzyaloshinski, Methods of Quantum Field Theory in Statistical Physics (Prentice-Hall, Englewood Clifss, 1963).
2. K. B. Efetov, A. I. Larkin, and D. E. Khmeniskii, Sov. Phys. JETP 52, 568 (1980).
3. K. B. Efetov, Supersymmetry in Disorder and Chaos (Cambridge Univ. Press, Cambridge, 1997).
4. V. F. Gantmakher, Electrons and Disorder in Solids (Oxford Univ. Press, Oxford, 2005).
5. M. A. Topinka, B. J. LeRoy, S. E. Shaw, et al., Science 289, 2323 (2000).