1. Alerts (2004). Rapid alert system for food and feed. European Commission, Version 2 of 06-04-2005. Available from http://www.europa.eu.int/com/food/food/rapidalert/index_en.htm.
2. Health and nutritional implications of food colours;Babu;Indian Journal of Medical Research,1995
3. Allergy to Tartrazine in psychotropic drugs;Bhatia;Journal of Clinical Phychiatry,2000
4. Surveillance on artificial colours in food products in Calcutta and adjoining areas;Biswas;Journal of Food Science and Technology,1994
5. A simple test for butter yellow. A carcinogenic oil soluble dye is edible and cosmetic materials;Chakravarti;Journal of Institute of Chemists (India),1988