@misc{indiciae916fcab99079,
  title = {Observing responses maintained by conditional discriminative stimuli.},
  author = {A Ohta},
  year = {1987},
  doi = {10.1901/jeab.1987.48-355},
  url = {https://pubmed.ncbi.nlm.nih.gov/3430109/},
  note = {Source identifier: 3430109}
}