TY  - GEN
AU  - Hecht,Selig
AU  - Shlaer,Simon
TI  - The color vision of dichromats: I. Wavelength discrimination, brightness distribution, and color mixture, II. Saturation as the basis for wavelength discrimination and color mixture 
PY  - 1936///
CY  - [S.l.
PB  - s.n.], 
ER  -