1. Cowan, S. T., Steel, K. J.: Manual for the identification of medical bacteria. London: Cambridge University Press 1970
2. Edwards, P. R., Ewing, W. H.: Identification ofEnterobacteriaceae. Third edition. Minneapolis: Burgess Publ. Comp. 1972
3. Gardner, J. M., Snyder, B. A., Gröschel, D.: Experiences with the Analytab System for the identification ofEnterobacteriaceae. Path. Microbiol. (Basel)38, 103–106 (1972)
4. Grunberg, E., Titsworth, E., Beskid, G., Cleeland, R., Delorenzo, W. F.: Efficiency of a multitest system (Enterotube) for rapid identification ofEnterobacteriaceae. Appl. Microbiol.18, 207–213 (1969)
5. Lindberg, A. A., Nord, C.-E., Hellgren, M., Sjöberg, L.: Identification of gram-negative aerobic fermentors in a clinical bacteriological laboratory. Med. Microbiol. Immunol.159, 201–210 (1974)