[1] M. S. Bowers, Opt. Lett. 19, 1319 (1992).
[2] F. Gori, Opt. Commun. 107, 335 (1994).
[3] V. Baginni, R. Borghi, F. Gori, A. M. Pacileo, M. Santarsiero, D. Ambrosini, and G. Schirripa, J. Opt. Soc. Am. A 13, 1385 (1996).
[4] Y. Li, Opt. Lett. 27, 1007 (2002).
[5] Y. Li, Opt. Commun. 206, 225 (2002).
[6] Y. Cai and Q. Lin, J. Opt. A, Pure Appl. Opt. 6, 390 (2004).
[7] Y. Cai and S. He, J. Opt. Soc. Am. A 23, 2623 (2006).
[8] Y. Cai, X. Lu, H. T. Eyyuboglu, and Y. Baykal, Opt. Commun. 281, 3221 (2008).
[9] F. Wang and Y. Cai, Opt. Lett. 33, 1795 (2008).
[10] X. Ji, and B. Lv. IEEE J Quantum Electron. 39, 172 (2003).
[11] R. Borghi, M. Santarsiero, and S. Vicalvi, Opt. Commun. 154, 243 (1998).
[12] G. Wu, Q. Lou, J. Zhou, J. Dong, Y. Wei, and Z. Su, Opt. Laser Technol. 40, 494 (2008).
[13] B. Ghafary, H. Siampoor, and M.Alavinejad, Opt. Laser Technol. 42, 755 (2010).
[14] C. Zhao, Y. Cai, X. Lu, and H. T. Eyyuboglu, Opt. Express 17, 1753 (2009).
[15] H. T. Eyyuboglu, A. Arpali, and Y. Baykal, Opt. Express 14, 4196 (2006).
[16] P. Zhou, Y. Ma, X. Wang, H. Ma, X. Xu, and Z. Liu, Appl. Opt. 48, 5251 (2009).
[17] Y. Gao, B. Zhu, D. Liu, and Z. Lin, Opt. Express 17, 12753 (2009).
[18] L. Mandel and E. Wolf, Cambridge, NY, 1995.
[19] Z. Y Chen and J. X Pu, J. Opt. A: Pure Appl. Opt. 9, 1123 (2007).
[20] W. Atsushi, O. Takumi, M. Yoko, and T. Mitsuo, J. Opt. Soc. Am. A 22, 2746 (2005).
[21] F. D. Kashani, M. Alavinejad, and B. Ghafary, Optics Communications 282, 4029 (2009).
[22] R. K. Singh, P. Senthilkumaran, and K. Singh, J. Opt. A: Pure Appl. Opt. 9, 543 (2007).
[23] C. Ding and B. Lv, Optics and Lasers in Engineering 47, 673 (2009).
[24] H. Yan and B. Lv, J. Opt. Soc. Am. B. 27, 375 (2010).
[25] H. Yan and B. Lv, J. Opt. A: Pure Appl. Opt. 11, 065706 (2009).
[26] H. Yan and B. Lv, Opt. Commun. 282, 717 (2009).
[27] L. Wang, M. Li, X. Wang, and Z. Zhang, Optics laser Technology 41, 586 (2009).
[28] A. Y. Bekshaev, M. S. Soskin, and M. V. Vasnetsov, Opt. Commun. 241, 237 (2004).
[29] L. Z. Pan, M. L. Sun, C. L. Ding, Z. G. Zhao, and B. D. Lv, Optics express 17, 7310 (2009)