7MartinCole. Foodsafety objectives- Concept and current status. Mitt. Lebensm. Hyg.95,13- 20(2004).
8International Commission on Microbiological Specifications of Foods (ICMSF) : Microorganisms in Foods 7: Microbiological Testing in Food Safety Management. Kluwer Academic/Plenum Publishers, New York (2002) (see page 118).