References
- Hardesty, Hiram H.: Treatment of recurrent intermittent exotropia, Amer J Ophthal, 60:1036–1046 (Dec) 1965.
- Hardesty, Hiram H.: Treatment of overcorrected intermittent exotropia, Amer J Ophthal, 66:80–86 (July) 1968.
- Swan, Kenneth C.: The blind spot mechanism in strabismus. In: Strabismus Ophthalmic Symposium II, James H. Allen, ed., St. Louis, C. V. Mosby, 1958, pp. 201–211.