@misc{indiciaebecd514d9a5a,
  title = {Time-allocation, matching, and contrast.},
  author = {C P Shimp and L Hawkes},
  year = {1974},
  doi = {10.1901/jeab.1974.22-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/16811766/},
  note = {Source identifier: 16811766}
}