@misc{indiciae35a010bfd3c7,
  title = {Controlled availability as an alternative.},
  author = {G B Chesher},
  year = {1990},
  doi = {10.1080/09595239000185531},
  url = {https://pubmed.ncbi.nlm.nih.gov/16840167/},
  note = {Source identifier: 16840167}
}