[Anderson, R. S., Thibos, L. N. (1999a). The relationship between acuity for gratings and for tumbling-E letters in peripheral vision. J. Opt. Soc. Amer. A, 16, 2321-2333.10.1364/JOSAA.16.002321]Open DOISearch in Google Scholar
[Anderson, R. S., Thibos, L. N. (1999b). Sampling limits and critical bandwidth for letter discrimination in peripheral vision. J. Opt. Soc. Amer. A, 16, 2334-2342.10.1364/JOSAA.16.002334]Open DOISearch in Google Scholar
[Bailey, I. L., Lovie, J. E. (1976). New design principles for visual acuity letter charts. Amer. J. Optom. Physiol. Opt., 53, 740-745.10.1097/00006324-197611000-00006]Search in Google Scholar
[Bennett, A. G. (1964). Ophthalmic test types. A review of previous work and discussions on some controversial questions. Brit. J. Physiol. Opt., 22 (4), 238-271.]Search in Google Scholar
[Bondarko, V. M., Danilova, M. V. (1997). What spatial frequency do we use to detect the orientation of a Landolt C? Vis. Res., 37, 2153-2156.]Search in Google Scholar
[Campbell, F. W., Green, D. G. (1965). Optical and retinal factors affecting visual resolution. J. Physiol., 181 (3), 576-593.10.1113/jphysiol.1965.sp007784]Search in Google Scholar
[Colenbrander, A. (2008) The historical evolution of visual acuity measurement. Vis. Impair. Res., 10 (2-3), 57-66.10.1080/13882350802632401]Search in Google Scholar
[Green, J. (1868). On a new series of test-letters for determining the acuteness of vision. Trans. Amer. Ophthalmol. Soc., 1 (4-5), 68-71.]Search in Google Scholar
[Heinrich, S. P., Bach, M. (2013). Resolution acuity versus recognition acuity with Landolt-style optotypes. Graefes Arch. Clin. Exp. Ophthalmol., 251 (9), 2235-2241.10.1007/s00417-013-2404-6]Search in Google Scholar
[Hyvarinen, L., Nasanen, R., Laurinen, P. (1980). New visual acuity tests for pre-school children. Acta Ophthalmol., 58 (4), 507-511.10.1111/j.1755-3768.1980.tb08291.x]Search in Google Scholar
[ISO (1994). ISO 8596. International Standard. Ophthalmic optics. Visual acuity testing. Standard optotype and its presentation. Geneve. (2nd edition: Geneve, 2009).]Search in Google Scholar
[ISO (1994). ISO 8597. International Standard. Optics and optical instruments. Visual acuity testing. Method of correlating optotypes. Geneve.]Search in Google Scholar
[Koskin, S. A. (2009). The system of visual acuity measurements for medi¬cal expertise [Коскин, С. А. Система определения остроты зрения в целях врачебной экспертизы]. MD Thesis[ S.M. Kirov Military Medical Academy, St. Petersburg. 48 pp. (in Russian).]Search in Google Scholar
[Landolt, E. (1889). Tableau d’optotypes pour la determination de l’acuite visuelle. Societe Francais.]Search in Google Scholar
[Lebedev, D. S. (2015). A model of orientation recognition mechanisms for the 3-bar two-grade optotypes [Модель механизма распознавания ориентации 3-полосных двухградационных оптотипов]. Sensornye sistemy [Сенсорные системы], 29 (4), 309-320 (in Russian).]Search in Google Scholar
[Lebedev, D. S., Belozerov, A. E., Rozhkova, G. I. (2010). The optotypes for an accurate assessment of visual acuity [Оптотипы для точной оценки остроты зрения]. Patent № 2447826; 07.12.10 (in Russian).]Search in Google Scholar
[Pirenne, M. H. (1962). Visual acuity. The Eye, 2, 175-195.10.1016/B978-1-4832-3089-4.50018-2]Search in Google Scholar
[Plainis, S., Tzatzala, P., Orphanos, Y., Tsilimbaris, M. K. (2007) A modified ETDRS visual acuity chart for European-wide use. Optom. Vis. Sci., 84 (7), 647-653.10.1097/OPX.0b013e3180dc9a60]Search in Google Scholar
[Polat, U., Sagi, D. (1993). Lateral interactions between spatial channels: Suppression and facilitation revealed by lateral masking experiments. Vis. Res., 33 (7), 993-999.10.1016/0042-6989(93)90081-7]Search in Google Scholar
[Rozhkova, G. I. (2013). Visual acuity measurement: Account of the optotype structure. 36th European Conference on Visual Perception 2013. Bremen, Germany. 25-29 August. Perception, 42, Suppl., 69.]Search in Google Scholar
[Rozhkova, G. I., Lebedev, D. S. (2010). Is it rational to use Landolt C and Snellen E as the optotypes in the modern-day visual acuity measurements for early diagnostics? In: Proceedings of the 1st World Congress on Controversies in Ophthalmology, Prague, Czech Republic, March 4-7, p. 16.]Search in Google Scholar
[Rozhkova, G. I., Belozerov, A. E., Lebedev, D. S. (2012).Visual acuity measurement: uncertain effect of the low-frequency components of the optotype Fourier-spectra [Рожкова, Г. И., Белозеров, А. Е., Лебедев, Д. С. Измерение остроты зрения: неоднозначность влияния низко¬частотных составляющих спектра Фурье оптотипов]. Sensomye sistemy [Сенсорные системы], 26 (2), 160-171 (in Russian).]Search in Google Scholar
[Rozhkova, G., Lebedev, D, Gracheva, M., Rychkova, S. (2014). Advantages of employing specially modified 3-bar stimuli for visual acuity monitoring in adults and children: Test-retest reliability. 37th European Conference on Visual Perception, Belgrad, Serbia, 24-28 August. Perception, 43, Suppl., 34.]Search in Google Scholar
[Shelepin, Ju. E., Kolesnikova, L. N., Levkovich, Ju. I. (1985). Visio- contrastometry [Шелепин, Ю. E., Колесникова, Л. H., Левкович, Ю. И. Визоконтрастометрия.] Nauka, Leningrad. 103 pp. (in Russian).]Search in Google Scholar
[Shelepin Ju. E., Glezer, V. D., Bondarko, V. M., Pavlovskaja, M. B., Vol, I. A., Danilov, Ju. P. (1992) Spatial Vision [Шелепин, Ю. E., Глезер, В. Д., Бондарко, В. М., Павловская, М. Б., Вол, И. А., Данилов, Ю. П. Пространственное зрение] In: Byzov, A. L. (Ed.). Vision Physiology [Физиология зрения. Под ред. А. Л. Бызова]. Nauka, Moscow, pp. 528-585. (in Russian)]Search in Google Scholar
[Shelepin, Ju. E., Volkov, V. V., Makulov, V. B., Kolesnikova, L. N., Pauk, V. N. (1987). Measuring of functional possibilities of human visual system [Øåëåïèí, Þ. Å., Âîëêîâ, Â. Â., Ìàêóëîâ, Â. Á., Êîëåñíèêîâà, Ë. Í., Ïàóê, Â. Í. Èçìåðåíèå ôóíêöèîíàëüíûõ âîçìîæíîñòåé çðèòåëüíîé ñèñòåìû ÷åëîâåêà]. Academy of Sciences Herald, USSR [Âåñòíèê ÀÍ, ÑÑÑÐ], 9, 63-72 (in Russian).]Search in Google Scholar
[Sloan, L. L. (1959). New test charts for the measurement of visual acuity at far and near distances. Amer. J. Ophthalmol., 48 (6), 807-813.10.1016/0002-9394(59)90626-9]Search in Google Scholar
[Snellen, H. (1862). Test-types for the Determination of the Acuteness of Vision. P. W. van de Weijer, Utrecht. 44 pp.]Search in Google Scholar
[Stiers, P., Vanderkelen, R., Vandenbussche, E. (2003). Optotype and grating visual acuity in preschool children. Invest. Ophthalmol. Vis. Sci., 44, 4123-4130.10.1167/iovs.02-073912939336]Open DOISearch in Google Scholar
[Stiers, P., Vanderkelen, R., Vandenbussche, E. (2004). Optotype and grating visual acuity in patients with ocular and cerebral visual impairment. Invest. Ophthalmol. Vis. Sci., 45, 4333-4339.10.1167/iovs.03-082215557440]Search in Google Scholar
[USAF (1951). USAF-1951. United States Air Force 3-bar resolution test chart.]Search in Google Scholar
[Wittich, W., Overbury, O., Kapusta, M. A., Watanabe, D. H. (2006). Differences between recognition and resolution acuity in patients undergoing macular hole surgery. Invest. Ophthalmol. Vis. Sci., 47, 3690-3694.10.1167/iovs.05-130716877444]Search in Google Scholar