1. Appraisal of the Safety of Chemicals in Foods, Drugs and Cosmetics: 79 (1975).
2. CLINICAL PHARMACOLOGY & THERAPEUTICS 10: 607 (1969).
3. Criteria for Assessing the Evidence for Carcinogenicity of Chemical Substances 1976
4. FAO Nutrition Meetings Report Series 1961 29 Evaluation of the Carcinogenic Hazards of Food Additives
5. FEDERAL REGISTER 42: 19298 (1977).