1. Poland, D.C. and Scheraga, H.A., The Theory of Helix-Coil Transition, New York: Academic, 1970.
2. Grosberg, Yu. and Khokhlov, A. R., Statistical Physics of Macromolecules, New York: AIP, 1994.
3. Cantor, R. and Shimmel, T. R., Biophysical Chemistry, San Francisco: Freeman, 1980.
4. Flory, P.J., Statistical Mechanics of Chain Molecules, New York: Interscience, 1969.
5. Wartell, R.M. and Benight, A.S., Phys. Rep., 1985, vol. 126, p. 67.