@misc{indiciae3f9aa28033bd,
  title = {The learning curve: implications of a quantitative analysis.},
  author = {Charles R Gallistel and Stephen Fairhurst and Peter Balsam},
  year = {2004},
  doi = {10.1073/pnas.0404965101},
  url = {https://pubmed.ncbi.nlm.nih.gov/15331782/},
  note = {Source identifier: 15331782}
}