@misc{indiciae08d5b8a238e7,
  title = {An attempt to define purposeful activity.},
  author = {E Breines},
  year = {1984},
  doi = {10.5014/ajot.38.8.543},
  url = {https://pubmed.ncbi.nlm.nih.gov/6476073/},
  note = {Source identifier: 6476073}
}