@article{Jameson-and-Hurvich-1968,
  author  = {Jameson, Dorothea and Hurvich, L. M.},
  journal = {Journal of the Optical Society of America},
  pages   = {429-430},
  title   = {Opponent-Response Functions Related to Measured Cone Photo-Pigments},
  volume  = {58},
  year    = {1968}
}