References
- Lancaster, Julia L.: Manual of Orthoptics, Springfield, Ill., Charles C Thomas, 1951.
- Tibbs, Aleatha J.: Accommodative esotropia, Am. Orthoptic. J., 6:74–79, 1956.
- Tibbs, Aleatha J.: A short method for treating anomalous retinal correspondence, Am. Orthoptic J., 8:37–44, 1958.