M. Hasanuzzaman, B. K. Biswas, M. S. Alam, H. F. El-Taj and M. R. Amin
Pakistan Journal of Biological Sciences 5 ( 5 ): 529 - 530 , 2002
Md. Kamal, B. C. Biswas, Lubna Yasmin, K. M. Azimuddin and Md. Nazrul Islam
Pakistan Journal of Biological Sciences 4 ( 12 ): 1535 - 1542 , 2001