Kleinmann, G; Kim, H. J.; Yee, R. W. (). „Scleral expansion procedure for the correction of presbyopia”. International Ophthalmology Clinics. 46 (3): 1–12. doi:10.1097/00004397-200604630-00003. PMID16929221.
Kleinmann, G; Kim, H. J.; Yee, R. W. (). „Scleral expansion procedure for the correction of presbyopia”. International Ophthalmology Clinics. 46 (3): 1–12. doi:10.1097/00004397-200604630-00003. PMID16929221.
Dictionary.com, „-ary”, în The American Heritage Dictionary of the English Language, Fourth Edition. Source location: Houghton Mifflin Company, 2004. Reference.com. Accesat la 16 ianuarie 2010 din http://dictionary.reference.com/browse/-ary.
Gest, Thomas R; Burkel, William E. „Anatomy Tables - Eye.” Medical Gross Anatomy. 2000. University of Michigan Medical School. 5 ianuarie 2010 Umich.eduArhivat în , la Wayback Machine.
usmlerx.com
Le, Tao T.; Cai, Xumei; Waples-Trefil, Flora. „QID: 22067”. USMLERx. MedIQ Learning, LLC. 2006–2010. 13 ianuarie 2010 Usmlerx.comArhivat în , la Wayback Machine.
web.archive.org
Gest, Thomas R; Burkel, William E. „Anatomy Tables - Eye.” Medical Gross Anatomy. 2000. University of Michigan Medical School. 5 ianuarie 2010 Umich.eduArhivat în , la Wayback Machine.
Riordan-Eva Paul, „Chapter 1. Anatomy & Embryology of the Eye” (capitol). Riordan-Eva P, Whitcher JP (). Vaughan & Asbury's General Ophthalmology (ed. 17th). McGraw-Hill.AccessMedicine.comArhivat în , la Wayback Machine.
Salmon John F, „Chapter 11. Glaucoma” (capitol). Riordan-Eva P, Whitcher JP (). Vaughan & Asbury's General Ophthalmology (ed. 17th). McGraw-Hill.AccessMedicine.comArhivat în , la Wayback Machine.
Le, Tao T.; Cai, Xumei; Waples-Trefil, Flora. „QID: 22067”. USMLERx. MedIQ Learning, LLC. 2006–2010. 13 ianuarie 2010 Usmlerx.comArhivat în , la Wayback Machine.