1. Addington, P. (1991) MAP of dairy products, Leatherhead Food RA MAP Training Course TO72 notes.
2. Ahvenainen, R. (1989) Gas Packaging of Chilled Meat Products and Ready-to-Eat Foods, Technical Research Centre of Finland, VTT Publications 58.
3. Anon. (1987a) Protecting cottage cheese with CO2, Dairy Foods, 88 (5), 64, 66.
4. Anon. (1987b) Liquid nitrogen vaporizes on-line and saves beer flavour. Food Eng., 59 (7), 79.
5. Anon. (1988) Nitrogen flush doubles shelf-life of homestyle chips. Snack Foods, 77 (7), 47.