@misc{indiciaea866c7c37e7c,
  title = {Double-tip scanning tunneling microscope for surface analysis.},
  author = {Q Niu and MC Chang and CK Shih},
  year = {1995},
  doi = {10.1103/physrevb.51.5502},
  url = {https://pubmed.ncbi.nlm.nih.gov/9979443/},
  note = {Source identifier: 9979443}
}