Y. Ali, M.A. Haq, N. Ahmad and S.S. Alam
Pakistan Journal of Biological Sciences 1 ( 3 ): 199 - 201 , 1998
K. Azam, S. Pervin, S. S. Naher, Y. Ali, M. I. Alam, K.M. B. Haque and B. Ahmed
Pakistan Journal of Biological Sciences 8 ( 4 ): 636 - 640 , 2005