1. Hitchins, A. D., Hartman, P. A., and Todd, E. C. D. (1992) Coliforms - Escherichia coli and its toxins. In Compendium of methods for the microbilogical examination of foods, 3th ed. (Vanderzant, C., and Splittstoesser, D. F., ed.) , pp.325-369, American Public Health Association, Washington, D.C.
2. International Organization for Standardization. (2004a) ISO 21528-1. Microbiology of food and animal feeding stuffs-Horizontal methods for the detection and enumeration of Enterobacteriaceae- Part 1: Detection and enumeration by MPN technique with pre-enrichment. ISO, Geneva, Switzerland.
3. International Organization for Standardization. (2004b) ISO 21528-2. Microbiology of food and animal feeding stuffs-Horizontal methods for the detection and enumeration of Enterobacteriaceae- Part 2: Colony-count method. ISO, Geneva, Switzerland.
4. Kornacki, J. L., and Johnson, J. L. (2001) Enterobacteriaceae, coliforms and Escherichia coli as quality and safety indicators. In Compendium of methods for the microbilogical examination of foods, 4th ed. (Downes, F. P., and Ito, K., ed.) , pp.69-82, American Public Health Association, Washington, D.C.
5. Mizuochi, S., and Kodaka, H. (2000) Evaluation of dry sheet medium culture plate (Compactdry TC) method for determining numbers of bacteria in food samples. J. Food Prot., 63, 665-667.