References
- Lancaster, Walter B.: Terminology in ocular motility and allied subjects, Amer J Ophthal, 26:122–132, 1943.
- Lancaster, Walter B.: Terminology with Extended Comments on the Position of Rest and on Fixation. Chapter VIII of James A. Allen ed.: Strabismus and Ophthalmic Symposium, St. Louis. C. V. Mosby, 1950, pp. 159–176.
- Cuppers, Curt: Therapy in orthoptics— description and precise definition of the presenting symptoms of the condition and definition of the criteria and notions, Trans Ophthal Soc UK, 82:3–11, 1962.
- Arruga, A.: Effect of occlusion of the amblyopic eye on amblyopia and eccentric fixation, Trans Ophthal Soc UK, 82:45–61, 1962.
- Norene, Robert A.; Straatsma, Bradley R.; Wilson Warren A.; Eyles, Marianne (chairman); Anderson, Eleanor and Fisher, Ruth: Panel discussion: terminology and orthoptic reports. Pacific Coast Oto-ophthalmological Society, Palm Springs, 1961.