@misc{indiciaeac74e7d3ba9c,
  title = {Affective responses to activities: a comparative study.},
  author = {J Boyer and W Colman and L Levy and B Manoly},
  year = {1989},
  doi = {10.5014/ajot.43.2.81},
  url = {https://pubmed.ncbi.nlm.nih.gov/2929723/},
  note = {Source identifier: 2929723}
}