Yang Xue, Tong Feng-ming, Wang Fei and Bai Yu-hui
Information Technology Journal 12 ( 21 ): 6073 - 6077 , 2013
Fu Jun-chao, Gao Jun-yang, Zhang Hua, Li Wei-dong and Yang Xue
Information Technology Journal 12 ( 21 ): 6455 - 6462 , 2013
Journal of Applied Sciences 13 ( 11 ): 2119 - 2122 , 2013