Krinksy, Norman; Landrum, John; Bone, Richard (). „Biological Mechanisms of the Protective Role of Lutein and Zeaxanthin in the Eye”. Annual Review of Nutrition. 23 (1): 171–201. doi:10.1146/annurev.nutr.23.011702.073307. PMID12626691.
SanGiovanni JP, Chew EY, Clemons TE, Ferris FL, Gensler G, Lindblad AS, Milton RC, Seddon JM, Sperduto RD (septembrie 2007). „The relationship of dietary carotenoid and vitamin A, E, and C intake with age-related macular degeneration in a case-control study: AREDS Report No. 22”. Archives of Ophthalmology. 125 (9): 1225–32. doi:10.1001/archopht.125.9.1225. PMID17846363.
Krinksy, Norman; Landrum, John; Bone, Richard (). „Biological Mechanisms of the Protective Role of Lutein and Zeaxanthin in the Eye”. Annual Review of Nutrition. 23 (1): 171–201. doi:10.1146/annurev.nutr.23.011702.073307. PMID12626691.
SanGiovanni JP, Chew EY, Clemons TE, Ferris FL, Gensler G, Lindblad AS, Milton RC, Seddon JM, Sperduto RD (septembrie 2007). „The relationship of dietary carotenoid and vitamin A, E, and C intake with age-related macular degeneration in a case-control study: AREDS Report No. 22”. Archives of Ophthalmology. 125 (9): 1225–32. doi:10.1001/archopht.125.9.1225. PMID17846363.