1. S. Weinberg, Cosmology (Oxford University Press, NY, 2008).
2. P. J. E. Peebles, The Large-Scale Structure of the Universe (Princeton University Press, New Jersey, 1980).
3. Measuring and Modeling the Universe (Ed. W. L. Freedman, Carnegie Observatories Astroph. Series, Vol. 2, Cambridge Univ. Press, 2004).
4. S. Dodelson, Modern Cosmology (Academic Press, 2003).
5. A. Starobinskii, Phys. Lett. B 117, 175 (1982).