K.H. Wang, C.Q. Zhang and J.L. Xu
Information Technology Journal 9 ( 7 ): 1294 - 1305 , 2010
X.P. Liu, K.W. Chen, K.H. Wang, J.Y. Wang, G.J. Dai, X.Y. Zhang and G.B. Chang
Journal of Animal and Veterinary Advances 8 ( 9 ): 1765 - 1767 , 2009