@misc{indiciaea767cd3e9cd6,
  title = {Image processing: some challenging problems.},
  author = {T S Huang and K Aizawa},
  year = {1993},
  doi = {10.1073/pnas.90.21.9766},
  url = {https://pubmed.ncbi.nlm.nih.gov/8234312/},
  note = {Source identifier: 8234312}
}