@misc{indiciae628bbfaef051,
  title = {Federal constraints: earned or unearned?},
  author = {D T Chalkley},
  year = {1977},
  doi = {10.1176/ajp.134.8.911},
  url = {https://pubmed.ncbi.nlm.nih.gov/879356/},
  note = {Source identifier: 879356}
}