A.N. Alkabbashi, Md Z. Alam, M.E.S. Mirghani and A.M.A. Al-Fusaiel
Journal of Applied Sciences 9 ( 17 ): 3166 - 3170 , 2009
M.E.S. Mirghani, F. Yosuf, N.A. kabbashi, J. Vejayan and Z.B.M . Yosuf
Journal of Applied Sciences 9 ( 17 ): 3013 - 3019 , 2009