1. L. D. Landau and E. M. Lifshitz, Course of Theoretical Physics, Vol. 5: Statistical Physics (Nauka, Moscow, 1995; Pergamon, Oxford, 1980).
2. L. D. Landau and E. M. Lifshitz, Course of Theoretical Physics, Vol. 8: Electrodynamics of Continuous Media (Nauka, Moscow, 1982; Pergamon, New York, 1984).
3. A. D. Bruce and R. A. Cowley, Structural Phase Transitions (Taylor and Francis, London, 1981).
4. H. E. Stanley, Introduction to Phase Transitions and Critical Phenomena (Oxford Univ., Oxford, New York 1971; Mir, Moscow, 1973).
5. A. Patashinskii, V. Pokrovskii, and P. J. J. Shepherd, Fluctuation Theory of Phase Transitions (Pergamon, Oxford, 1979; Nauka, Moscow, 1975).