@misc{indiciaeefa9c75b31fd,
  title = {Quality specifications.},
  author = {P Hyltoft Petersen and C H de Verdier},
  year = {1990},
  doi = {10.3109/03009739009178601},
  url = {https://pubmed.ncbi.nlm.nih.gov/2100404/},
  note = {Source identifier: 2100404}
}