[1] [1] Altowij K S, Alkholidi A, Hamam H. Effect of clear atmospheric turbulence on the quality of the free space optical communications in Yemen. Frontiers of Optoelectronics in China, 2010, 3(4): 423-428

[2] [2] Alkholidi A, Altowij K S. Effect of clear atmospheric turbulence on quality of free space optical communications in Western Asia. In: Das N, ed, Optical Communications Systems. Croatia: InTech, 2012

[3] [3] Norhanis Aida M, Islam M R, Al-Khateeb W. Atmospheric effects on free space earth-to-satellite optical links in tropical climate. International Journal of Computer Science, Engineering and Applications, 2013, 3(1): 17-36

[4] [4] Rouissat M, Borsali A R, Mohammad E. Free space optical channel characterization and modeling with focus on Algeria weather conditions. International Journal of Computer Network and Information Security, 2012, 4(3): 17-23

[5] [5] Yang G, Khalighi M A, Ghassemlooy Z, Bourennane S. Performance evaluation of receive-diversity free-space optical communications over correlated Gamma-Gamma fading channels. Applied Optics, 2013, 52(24): 5903-5911

[6] [6] Zvanovec S, Perez J, Ghassemlooy Z, Rajbhandari S, Libich J. Route diversity analyses for free-space optical wireless links within turbulent scenarios. Optics Express, 2013, 21(6): 7641-7650

[7] [7] Kumar N, Rana A K. Simulative analysis of various parameters on free space optical communication system. Journal of Optical Communications, 2013, 34(3): 237-241

[8] [8] Fadhil H A, Amphawan A, Shamsuddin H A B, Abd T H, Al-Khafaji H M R, Aljunid S A, Ahmed N. Optimization of free space optics parameters: an optimum solution for bad weather conditions. Optik-International Journal for Light and Electron Optics, 2013, 124(19): 3969-3973

[9] [9] Willebrand H A, Ghuman B S. Fiber optic without fiber. Spectrum, IEEE, 2001, 38(8): 40-45

[10] [10] Kim I I, Korevaar E. Availability of free space optics (FSO) and hybrid FSO/RF systems. In: Proceedings of Optical Wireless Communications IV, SPIE 2001, 4530: 84-95

[11] [11] Tang X. Polarisation shift keying modulation free-space optical communication systems. Dissertation for the Doctoral Degree. Newcastle: University of Northumbria at Newcastle, 2012

[12] [12] Mazin A. Atmospheric turbulence effect on free space optical communications. International Journal of Emerging Technology in Computational and Applied Sciences (IJETCAS), 2013, 5(4): 345-351

[13] [13] Hemmati H. Near-Earth Laser Communications. California: CRC Press, 2008

[14] [14] Kim I I, McArthur B, Korevaar E J. Comparison of laser beam propagation at 785 nm and 1550 nm in fog and haze for optical wireless communications. In: Proceedings of Optical Wireless Communications III, SPIE. 2001, 4214: 26-37

[15] [15] Civil Aviation and Meteorology Authority (CAMA) data recorded report, 2008