Found in articles
; Sloan, KR.; Kalina, RE.; Hendrickson, AE. (February 1990). "Human photoreceptor topography". J Comp Neurol. 292 (4): 497–523. doi:10.1002/cne.902920402
"Nuclear Architecture of Rod Photoreceptor Cells Adapts to Vision in Mammalian Evolution". Cell. 137 (2): 945–953. doi:10.1016/j.cell.2009.01.052. PMID 19379699
Kemerosotan retina perolehan tiba-tiba
Miller P, Galbreath E, Kehren J, Steinberg H, Dubielzig R (1998). "Photoreceptor cell death by apoptosis in dogs with sudden acquired retinal degeneration
for melatonin regulation in humans: evidence for a novel circadian photoreceptor". The Journal of Neuroscience. 21 (16): 6405–12. August 2001. doi:10