1. Anon. (1991 ) Precision Characteristics of Analytical Methods - Outline of a Collaborative Study Procedure. International IDF Standard 135b. Brussels, Belgium: International Dairy Federation.
2. Anon. (1999 ) BS EN ISO 6887: 1. Microbiology of Food and Animal Feeding Stuffs - Preparation of Test Samples, Initial Suspension and Decimal Dilutions for Microbiological Examination - Part 1: General Rules for the Preparation of the Initial Suspension and Decimal Dilutions. London, UK: British Standards Institute.
3. Enterococci in Milk and Milk Products
4. Procedures for Detecting Outlying Observations in Samples
5. Media and Methods for Isolation and Enumeration of the Enterococci