5M. Fogarty & Y. Kelly. Microbial Enzymes and Biotechnology (2nd edition)[M]. Deparment of Industrial Microbiology, University College, Dubin 4, repubilic of Ireland, 1990, 1-4, 37.
6Gilligan, W. and Reese, E.T.. Evedence for Multiple Components in microbial Cellulase [J]. Can.J.Microbial, 1954, 1:90-107.
7Coughlan, M. P. & Ljundahl, L.G.. In Biochemistry and Genetics of Cellulose Degradation [M]. eds J - - P. Aubert, P. Bcguin & J. Millet. Academic Press, London: 1998, 11.
