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Suspension and optical properties of the crystalline lens in the eyes of basal vertebrates. Journal of Morphology, 275(6), 613–622
DOI: 10.1002/jmor.20240
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Sturgeons, sharks, and rays have multifocal crystalline lenses and similar lens suspension apparatuses. Journal of Morphology, 273(7), 746–753
DOI: 10.1002/jmor.20020