1. 1. Guinee, P. A. M, and Valkenburg, J. J. (1968) : J. Bacteriol., 96, 564.
2. 2. Lapage, S. P., Bascomb, S., Willcox, W. R, and Curtis, M. A. (1973) : J. Gen. Microbiol., 77, 273-290.
3. 3. Edwards, P. R. and Ewing, W. H. (1972) : Identification of Enterobacteriaceae 3rd, ed., Burgess Publishing Co., Minneapolis, Minn.
4. 4. Cowen, S. T. (1974) : Manual for the identification of medical bacteria. 2nd ed., Cambridge University Press, Cambridge.
5. 5. Richard, C., Brisou, B. and Lenroit, A. (1972) : Ann. Inst. Pasteur, 122, 1137-1146.