[1] Bennett C H and Brassard G 1984 Proceedings of the
International Conference on Computers, Systems and Signal
Processing (Bangalore, India, December 1984) pp 175--179

[2] Bennett C H, Brassard G and Mermin N D 1992 Phys.
Rev. Lett. 68 557

[3] Bennett C H 1992. Phys. Rev. Lett. 68 3121

[4] Wals E , Zeevi A and Yamamoto Y 2002 Phys. Rev. A
65 052310

[5] Inoue K , Waks E and Yamamoto Y 2002. Phys. Rev.
Lett. 89 037902

[6] Inoue K, Waks E, and Yamamoto Y 2003 Phys. Rev. A
68 022317

[7] Santori C, Pelton M, Solomon G, Dale Y and Yamamoto Y 2001
Phys. Rev. Lett. 86 1502

[8] Diamanti E, Takesue H, Honjo T and Inoue K 2005.
Phys. Rev. A 72 052311