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2. Bongard M.M., Smirnov M.S. Chetyrekhmernost’ tsvetovogo prostranstva cheloveka [Four-dimensionality of the human color space]. Doklady Akademii nauk SSSR [Reports of the Academy of Sciences of the USSR]. 1956. V. 108 (3). P. 447–449 (in Russian).
3. Bongard M.M., Smirnov M.S. Vizual’naya kolorimetriya metodom zameshcheniya (novaya sistema kolorimetra dlya issledovaniya tsvetovogo zreniya cheloveka) [The replacement method in visual colorimetry]. Biofizika [Biophysics]. 1957. V. 2 (1). P. 119–123 (in Russian).
4. Bongard M.M., Smirnov M.S. Krivye spektral’noi chuvstvitel’nosti priemnikov, svyazannykh s odinochnymi voloknami zritel’nogo nerva lyagushki [Spectral sensitivity curves of receptors connected with single optic nerve fibers in the frog]. Biofizika [Biophysics]. 1957. V. 2 (3). P. 336–342 (in Russian).
5. Bongard M.M., Smirnov M.S. O “kozhnom zrenii” R. Kuleshovoi [On “skin vision” of R. Kuleshova]. Biofizika [Biophysics]. 1965. V. 10 (1). P. 48–54 (in Russian).