@misc{indiciaeac8daab868fb,
  title = {Third party color-coded, open-shelf, numerical, vertical filing system.},
  author = {L Light},
  year = {1970},
  doi = {10.7547/87507315-60-9-372},
  url = {https://pubmed.ncbi.nlm.nih.gov/5457031/},
  note = {Source identifier: 5457031}
}