@misc{indiciaef441315df89d,
  title = {Hilbert transforms in yukawan potential theory.},
  author = {R J Duffin},
  year = {1972},
  doi = {10.1073/pnas.69.12.3677},
  url = {https://pubmed.ncbi.nlm.nih.gov/16592040/},
  note = {Source identifier: 16592040}
}