@misc{indiciae096ec13c8a3c,
  title = {Bringing protection principles up to date.},
  author = {K P Duncan},
  year = {1986},
  doi = {10.1002/ajim.4700090315},
  url = {https://pubmed.ncbi.nlm.nih.gov/3706305/},
  note = {Source identifier: 3706305}
}