Journal article
Functional consequences of the relative numbers of L and M cones (vol 17, pg 607, 2000)
DH Brainard, A Roorda, Y Yamauchi, JB Calderone, A Metha, M Neitz, J Neitz, DR Williams, GH Jacobs
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION | OPTICAL SOC AMER | Published : 2000