1. Shor, P.: 1994. In: Proceedings of the 35th Annual Symposium on the Foundations of Computer Science. IEEE Computer Society Press, Los Alomitos (1994)
2. Grover, L.K.: Phys. Rev. Lett. 80, 4329 (1998)
3. Nielsen, M.A., Chuang, I.L.: Quantum Computation and Quantum Information. Cambrige University Press, Cambridge (2000)
4. Cirac, J.I., Ekert, A.K, Huelga, S.F., Macchiavello, C.: Phys. Rev. A 59, 4249 (1999)
5. Pellizzari, T.: Phys. Rev. Lett. 79, 5242 (1997)