Cameotra, S.S., Singh, H.D. (1990). J. Fermt. 69:341?344.
Cowan, S.T., Steel, K.J. (1974). Manual for the identification of Medical Bacteria. Second Edition. Cambridge University Press, Cambridge.
Duvnijak, Z., Cooper, D.G., Kosaric, N. (1982). Biotechnol. Bioeng. 24:165?175.
Fiechter, A. (1992). Tibtech. 10:208?217.
Francy, D.S., Thomas, J.M., Raymond, R.L., Ward, C.H. (1991). J. Ind. Microbiol. 8:237?246.
Knetting, E., Zajic, J.E. (1972). Biotechnol. Bioeng. 14:179?390.
Krieg, N.R., Holt, J.G. (1984). Bergey's manual of systematic Bacteriology. Second Edition. Williams and Wilkins, Baltimore.
Lin, S.C., Carswell, K.S., Sharma, M.M. (1994). Appl. Microbiol. Biotechnol. 41:281?285.
Lowry, O.K., Rosebrough, N.J., Farr, A.L, Randall, R.J. (1951). J. Biol. Chem. 193:265?275.
Mulligan, C.N., Chow, T.Y.-K., Gills, B.F. (1989). Appl. Microbiol. Biotechnol. 31:486?489.
Nakano, M.M., Zuber, P. (1989). J. Bacteriol. 171:5347?5353.
Neu, T.R., Hartner, T., Porralla, A. (1990). Appl. Microbiol. Biotechnol. 32:518?520.
Roe, J.H. (1955). J. Biol. Chem. 212:335?338.
Rodenberg, E. (1986). CRC Crit. Rev. Biotech. 3:109?132.