@misc{indiciae0a6e12cda239,
  title = {A simple grey-scale to colour converter.},
  author = {R P Betts},
  year = {1979},
  doi = {10.3109/03091907909161602},
  url = {https://pubmed.ncbi.nlm.nih.gov/762703/},
  note = {Source identifier: 762703}
}