@misc{indiciae4231f9176fdb,
  title = {Practical experience with routine use of field indicators.},
  author = {N H KETCHAM},
  doi = {10.1080/00028896209343214},
  url = {https://pubmed.ncbi.nlm.nih.gov/14455428/},
  note = {Source identifier: 14455428}
}