@misc{indiciaeb759ed8d43fc,
  title = {Image potential for a tunneling electron.},
  author = {PM Echenique and A Gras-Marti and JR Manson and RH Ritchie},
  year = {1987},
  doi = {10.1103/physrevb.35.7357},
  url = {https://pubmed.ncbi.nlm.nih.gov/9941035/},
  note = {Source identifier: 9941035}
}