M. N. Newaj, Md. Halal Uddin, M. K. Anam, Md. Nazrul Islam and Md. Asad-ud-doullah
Pakistan Journal of Biological Sciences 5 ( 9 ): 891 - 896 , 2002
Md. Liakot Ali, Md. Asad-ud-doullah, Bimal Kumar Pramanik and M. Ashrafuzzaman
Pakistan Journal of Biological Sciences 4 ( 12 ): 1512 - 1514 , 2001