S.M.K. Alam, M.A. Matin, M.A. Hossain and M.K. Uddin
Journal of Biological Sciences 2 ( 8 ): 524 - 527 , 2002
S.M.K. Alam and M.A. Matin
Journal of Biological Sciences 2 ( 8 ): 548 - 550 , 2002