References
- Allen TD: Compound prism chart. Arch Ophthalmol 22:113, 1939.
- Berard PV: Prisms: Their therapeutic use in concomitant strabismus with normal correspondence. First International Congress of Orthoptists, St. Louis, CV Mosby Co, 1968, pp 77–82.
- Berard PV: Prisms: Their therapeutic use in the child: Instrumentation—Indications and management. J Pediatr Ophthalmol 5:53–65, 1968.
- Woodward F: Unlikely looking prisms. Presented before the American Association of Certified Orthoptists at the Seventieth Annual Session of the American Academy of Ophthalmology and Otolaryngology, Chicago, 1965.