[1] M. A. Nielsen and I. L. Chuang, Quantum Computation and Quantum Information (Cambridge University Press,England, 2000).
[2] S. E. Harris, Phys. Today 50, 36 (1997).
[3] M. Fleischhauer and M. D. Lukin, Phys. Rev. Lett. 84, 5094 (2000).
[4] J. R. Csesznegi and R. Grobe, Phys. Rev. Lett. 79, 3162 (1997).
[5] O. Kocharovskaya, Y. Rostovtsev, and M. O. Scully, Phys. Rev. Lett. 86, 628 (2001).
[6] M. Fleischhauer and M. D. Lukin, Phys. Rev. A 65, 022314 (2002).
[7] D. F. Phillips, A. Fleischhauer, A. Mair, R. L. Walworth, and M. D. Lukin, Phys. Rev. Lett. 86, 783 (2001).
[8] C. Liu, Z. Dutton, C. H. Behroozi, and L. V. Hau, Nature 409, 490 (2001).
[9] A. S. Zibrov, A. B. Matsko, O. Kocharovshaya, Y. V. Rostovtsev, G. R. Welch, and M. O. Scully, Phys. Rev. Lett. 88, 103601 (2002).
[10] P. K. Kondratko, A. Matsudaira, S.-W. Chang, and S. L Chuang, Chin. Opt. Lett. 6, 736 (2008).
[11] H. Gao, M. Rosenberry, and H. Batelaan, Phys. Rev. A 67, 053807 (2003).
[12] Z.-G. Li, S.-M. Fei, Z. D. Wang, and W. M. Liu, Phys. Rev. A 79, 024303 (2009).
[13] D. Suter, The Physics of Laser-Atom Interactions (Cambridge University Press, England, 1997), chap. 5.
[14] A. Abliz, H. J. Gao, X. C. Xie, Y. S. Wu, and W. M. Liu, Phys. Rev. A 74, 052105 (2006).
[15] H. Gao, M. Rosenberry, J. Wang, and H. Batelaan, J. Phys. B: At. Mol. Opt. Phys. 38, 1857 (2005).
[16] H. Batelaan, A. Green, B. A. Hitt, and T. J. Gay, Phys. Rev. Lett. 82, 4216 (1999).
