1. R. G. Gallager, Information Theory and Reliable Communication (Wiley, New York, 1968; Sov. Radio, Moscow, 1974).
2. B. Schumacher and M. A. Nielsen, Phys. Rev. A 54, 2629 (1996).
3. S. Lloyd, Phys. Rev. A 55, 1613 (1997).
4. C. P. Williams and S. H. Clearwater, Explorations in Quantum Computing (Springer-Verlag, New York, 1998).
5. J. Preskill, in Lecture Notes on Physics, Vol. 229: Quantum Information and Computation, http://www.theory.caltech.edu/people/preskill/ph229/ .