@misc{indiciae1be7b1fe9d9b,
  title = {Overt and covert recording.},
  author = {R E SAUER and F L MARCUSE},
  year = {1957},
  doi = {10.1080/08853126.1957.10380806},
  url = {https://pubmed.ncbi.nlm.nih.gov/13492253/},
  note = {Source identifier: 13492253}
}