@misc{indiciae8df75bc2ecc2,
  title = {Antecedents.},
  author = {B F Skinner},
  year = {1987},
  doi = {10.1901/jeab.1987.48-447},
  url = {https://pubmed.ncbi.nlm.nih.gov/16812506/},
  note = {Source identifier: 16812506}
}