Cao Wensi, Huang Chuanjin and Zhang Guozhi
Information Technology Journal 12 ( 16 ): 3496 - 3502 , 2013
Information Technology Journal 12 ( 22 ): 6859 - 6864 , 2013
Cao Wensi, Huang Chunjin and Zhang Guozhi
Journal of Applied Sciences 13 ( 22 ): 5043 - 5049 , 2013