@misc{indiciae016b7eab15ea,
  title = {Assessing the effectiveness of programmed generalization.},
  author = {J D Cone},
  year = {1973},
  doi = {10.1901/jaba.1973.6-713},
  url = {https://pubmed.ncbi.nlm.nih.gov/16795455/},
  note = {Source identifier: 16795455}
}