Imesch, P.D.; Wallow, I.H.; Albert, D.M. (Februar 1997): «The color of the human eye: a review of morphologic correlates and of some conditions that affect iridial pigmentation throughout life» i: Surv Ophthalmol. 41 (Suppl 2), s. 117–123. doi:10.1016/S0039-6257(97)80018-5. PMID 9154287.
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ncbi.nlm.nih.gov
Imesch, P.D.; Wallow, I.H.; Albert, D.M. (Februar 1997): «The color of the human eye: a review of morphologic correlates and of some conditions that affect iridial pigmentation throughout life» i: Surv Ophthalmol. 41 (Suppl 2), s. 117–123. doi:10.1016/S0039-6257(97)80018-5. PMID 9154287.
