@misc{indiciaeb031db5965dd,
  title = {Successiveness discrimination as a two-state, quantal process.},
  author = {A B Kristofferson},
  year = {1967},
  doi = {10.1126/science.158.3806.1337},
  url = {https://pubmed.ncbi.nlm.nih.gov/6058011/},
  note = {Source identifier: 6058011}
}