1. McLean, R. A., and Sulzbacher, W. L., J. Bact., 65, 428 (1953).
2. Bergey's Manual of Determinative Bacteriology (edit. by Breed, R. A., Murray, E. G. D., and Smith, N. R,.), seventh ed. (Baillière, Tyndall and Cox, London, 1957).
3. Deibel, R. H., and Evans, J. B., J. Bact., 79, 356 (1960).
4. Barlow, J., and Kitchell, A. G., J. Appl. Bact., 29, 185 (1966); Gardner, G. A., Carson, A. W., and Patton, J., J. Appl. Bact., 30, 321 (1967).
5. Enzyme Nomenclature (International Union of Biochemistry; Elsevier, Amsterdam, 1965).