1. G. Benenti, G. Casati, G. Strini, Principles of Quantum Computation and Information, Basic concepts (World Scientific, Singapore, 2004), Vol. 1
2. G. Benenti, G. Casati, G. Strini, Basic tools and special topics (World Scientific, Singapore, 2007), Vol. 2
3. M.A. Nielsen, I.L. Chuang, Quantum computation and quantum information (Cambridge University Press, Cambridge, 2000)
4. M.B. Plenio, S. Virmani, Quant. Inf. Comput. 7, 1 (2007)
5. R. Horodecki, P. Horodecki, M. Horodecki, K. Horodecki, Rev. Mod. Phys. 81, 865 (2009)