Xiang-Shun Li and Hua-Jing Fang
Information Technology Journal 8 ( 1 ): 77 - 82 , 2009
Xiang-Shun Li and Hua-Jing Fang
Information Technology Journal 8 ( 2 ): 165 - 172 , 2009
Xiang-Shun Li and Hua-Jing Fang
Journal of Applied Sciences 9 ( 10 ): 1929 - 1935 , 2009