@misc{indiciaee77f834a1a4c,
  title = {Closed circuit television: a unique tool.},
  author = {D N Guttentag and R B Kettner},
  year = {1983},
  doi = {10.1207/s15326888chc1201\_4},
  url = {https://pubmed.ncbi.nlm.nih.gov/10262156/},
  note = {Source identifier: 10262156}
}