The brightness sensibility of the retina.

[1] HELMHOLTZ, PHYS OPTIK

[2] HELMHOLTZ, PHYS OPTIK, V2, P264

[3] KONIG A, GES ABH, P135

[4] KONIG A, GES ABH, P115

[5] NUTTING, T ILL ENG SOC, V9, P593

[6] NUTTING PG, OUTLINES APPL OPTICS, P117

[7] 1915, T ILL ENG SOC, V10, P642

[8] J BRIT ASTRON ASS, V26, P303

[9] T ILL ENG SOC, V2, P1

[1] HELMHOLTZ, PHYS OPTIK

[2] HELMHOLTZ, PHYS OPTIK, V2, P264

[3] KONIG A, GES ABH, P135

[4] KONIG A, GES ABH, P115

[5] NUTTING, T ILL ENG SOC, V9, P593

[6] NUTTING PG, OUTLINES APPL OPTICS, P117

[7] 1915, T ILL ENG SOC, V10, P642

[8] J BRIT ASTRON ASS, V26, P303

[9] T ILL ENG SOC, V2, P1