@article{PotetzLee03,
  author  = {Brian Potetz and Tai Sing Lee},
  title   = {Statistical correlations between two-dimensional images and three-dimensional structures in natural scenes},
  journal = {Journal of the Optical Society of America A},
  volume  = {20},
  number  = {7},
  month   = {Jul},
  pages   = {1292--1303},
  year    = {2003},
}