@misc{indiciaea5cd36a0972f,
  title = {Model for arithmetical programing for handicapped children.},
  author = {J F Cawley and S J Vitello},
  year = {1972},
  doi = {10.1177/001440297203900201},
  url = {https://pubmed.ncbi.nlm.nih.gov/4265525/},
  note = {Source identifier: 4265525}
}