@misc{indiciae219e1fb09ab6,
  title = {Approach versus avoidance in an ambiguous-cue discrimination problem in chimpanzees.},
  author = {R THOMPSON},
  year = {1954},
  doi = {10.1037/h0060851},
  url = {https://pubmed.ncbi.nlm.nih.gov/13152227/},
  note = {Source identifier: 13152227}
}