1. Assessment of Odour from Packaging Material Used for Foodstuffs. British Standard 3744;Anon,1964
2. Sensory Analysis of Food. Part 5: Triangular Test. ISO 4120;Anon,1983
3. Testing of Container Materials and Containers for Food Products. DIN 10955;Anon,1983
4. Degrees of Protection provided by Enclosures (IP Code). BS EN 60529:1992+A2:2013;Anon,2013
5. A small outbreak of listeriosis associated with smoked mussels;Brett;Int. J. Food Microbiol.,1998