@misc{indiciae0deef26cfb87,
  title = {Conditioned reinforcement and discrimination performance.},
  author = {A Stubbs and W D Galloway},
  year = {1970},
  doi = {10.1901/jeab.1970.14-23},
  url = {https://pubmed.ncbi.nlm.nih.gov/16811455/},
  note = {Source identifier: 16811455}
}