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2. The occurence of β-citraurin and β-apo-8’-carotenal in the peels of California tangerines and oranges;Curl;J. Food Sci,1965
3. Carotenoid changes in the Shamouti orange peel during chloroplast-chromoplast transformation on an off the tree;Eilati;J. Exp. Bot,1975
4. Colour development in ≪Golden Delicious≫ apples;Gorski;J. Amer. Soc. Hort,1977
5. Carotenoid pigments in citrus;Gross,1977