[1] L. C. Andrews and R. L. Phillips, Laser Beam Propagation Through Random Media (SPIE Press, Bellingham, Washington, 1998) p.1.

[2] D. Ma, J. Wei, and Z. Zhuang, Acta Opt. Sin. (in Chinese) 24, 1020 (2004).

[3] G. Gbur and E. Wolf, J. Opt. Soc. Am. A 19, 1592 (2002).

[4] T. Shirai, A. Dogariu, and E. Wolf, J. Opt. Soc. Am. A 20, 1094 (2003).

[5] J. C. Ricklin and F. M. Davidson, J. Opt. Soc. Am. A 20, 856 (2003).

[6] T. J. Schulz, Opt. Lett. 30, 1093 (2005).

[7] J. C. Ricklin and F. M. Davidson, J. Opt. Soc. Am. A 19, 1794 (2002).

[8] S. A. Ponomarenko, J. Opt. Soc. Am. A 18, 150 (2001).

[9] R. Simon and N. Mukunda, J. Opt. Soc. Am. A 10, 95 (1993).

[10] R. Simon and N. Mukunda, J. Opt. Soc. Am. A 15, 2373 (1998).

[11] J. Masajada, Proc. SPIE 5259, 66 (2003).

[12] Y. Zhang and C. Tao, Chin. Opt. Lett. 2, 559 (2004).

[13] G. V. Bogatyryova, C. V. Fel'de, P. V. Polyanskii, S. A. Ponomarenko, M. S. Soskin, and E. Wolf, Opt. Lett. 28, 878 (2003).

[14] M. Vasnetsov and K. Staliunas, (eds.) Optical Vortices (Nova Science Publishers Inc., New York, 1999) p.1.

[15] E. Wolf and G. S. Agarwal, J. Opt. Soc. Am. A 1, 541 (1984).

[16] I. S. Gradstein and I. M. Ryzhik, Tables of Integrals, Series and Products (sixth edn.) (Academic, New York, 2000) p.992.