Intermittent stimulation by light : V. The relation between intensity and critical frequency for different parts of the spectrum /
Hecht, Selig
Intermittent stimulation by light : V. The relation between intensity and critical frequency for different parts of the spectrum / Selig Hecht and Simon Shlaer - [S.l. : s.n.], 1936 - 965-977 p. : ill. ; 23 cm - The Journal of general physiology ; 19 .
Intermittent stimulation by light : V. The relation between intensity and critical frequency for different parts of the spectrum / Selig Hecht and Simon Shlaer - [S.l. : s.n.], 1936 - 965-977 p. : ill. ; 23 cm - The Journal of general physiology ; 19 .