@misc{indiciae33b0b3edd333,
  title = {Interactions between superconductors and organic molecules.},
  author = {H M McConnell and F R Gamble and B M Hoffman},
  year = {1967},
  doi = {10.1073/pnas.57.5.1131},
  url = {https://pubmed.ncbi.nlm.nih.gov/16591546/},
  note = {Source identifier: 16591546}
}