1. J. von Neumann, Mathematical Foundations of Quantum Mechanics (Princeton University Press, Princeton, 1955).
2. C.P. Williams and S.H. Clearwater, Explorations in Quantum Computing (Springer-Verlag, New York, 1998).
3. M.A. Nielsen and I.L. Chuang, Quantum Computation and Quantum Information (Cambridge University, New York, 2000).
4. The Physical Implementation of Quantum Computation
5. The role of relative entropy in quantum information theory