Yazid A.M, A.B. Salina, M. Shuhaimi, H. Osman and J. Normah
Pakistan Journal of Biological Sciences 2 ( 3 ): 660 - 663 , 1999
Yazid A.M, M. Shuhaimi, A.R. Raizawanis and M. Rezaei-Sabet
Pakistan Journal of Biological Sciences 2 ( 3 ): 759 - 762 , 1999