1. Studies in NMR. Part IV: Stereo chemistry of bixins;Barber;J. Chem. Soc.,1961
2. Propietés antioxygènes des tocopherols et du palmitate d'ascorbyle dans les matières grasses;Bourgeois;Rev. Franc. Corpes Gras.,1981
3. Specifications for identity and purity of some food additives;FAO/WHO,1976
4. Stufenweiser Abbau des labilen und stabilen Bixins;Karrer;Helv. Chim. Acta,1937
5. Über Bixin;Karrer;Helv. Chim. Acta,1929