1. Council Directive 93/119/EC on the protection of animals at the time of slaughter or killing.
2. Animal welfare and Controlled Atmosphere Stunning (CAS) of poultry using mixtures of carbon dioxide and oxygen, Report of a Symposium held in Oldenburg, Germany on 4th December 2000;Gade;World’s Poultry Science Journal,2001
3. Controlled Atmosphere Stunning of chickens with a carbon dioxide-oxygen mix is preferable to a carbon dioxide-argon mix;Coenen;XVI European Symposium on the Quality of Poultry Meat,2003
4. RapidRigor: The way to accelerate in/line poultry processing;Kranen;XVI European Symposium on the Quality of Poultry Meat,2003