Zhai Xue-Qi, Wang Jin-Feng, Feng Li-Jie and Gao Xiao-Ning
Journal of Applied Sciences 13 ( 22 ): 5225 - 5229 , 2013
Wang Jin-Feng, Zhai Xue-Qi, Feng Li-Jie and Pan Yun-Bo
Journal of Applied Sciences 13 ( 22 ): 5452 - 5457 , 2013