"Amsler Charts", The Optician, vol. CXXII, pages XVII and 384, Nov. 2, 1951. |
Article by Alfredo A. Sadun & Michael Wall entitled "Threshold Amsler Grid Testing: Cross Polarizing Lenses Further Enhance Yield" published in Archieves of Ophthalmology, vol. 104, pp. 520-523 (1986). |
Article by Mainster & Dieckert entitled "A simple Haploscopic Method for Quantitating Color Brightness Comparison" published in American Journal of Ophthalmology, vol. 89, No. 1, pp. 58-61 (1980); |
Article entitled "Brightness-Sense and Optic Nerve Disease" published in Archives of Ophthalmology, vol. 103, pp. 39-43 (Jan., 1985). |