1. A. Z. Patashinskii and V. L. Pokrovskii, Fluctuation Theory of Phase Transitions (Nauka, Moscow, 1982) [in Russian].
2. M. Fisher, The Nature of Critical Points (Univ. of Colorado Press, 1965; Mir, Moscow, 1968).
3. H. E. Stanley, Introduction to Phase Transitions and Critical Phenomena (Clarendon, Oxford, 1971).
4. K. Wilson and J. Kogut, The Renormalization Group and the E-Expansion (Wiley, New York, 1974).
5. M. A. Anisimov, The Critical Phenomena in Liquids and Liquid Crystals (Nauka, Moscow, 1987) [in Russian].