Kh. N. Islam, M.Z. I. Khan, M.N. Islam, A. Ahad and M.S. Mazumder
Journal of Biological Sciences 1 ( 4 ): 272 - 274 , 2001
A.T.M.M-E-Elahi, S. Habib, M.S. Mazumder, M.I. Hossain and P.S. Bhattacharjee
Pakistan Journal of Biological Sciences 4 ( 12 ): 1562 - 1564 , 2001