@misc{indiciaea47a3130d222,
  title = {Two-level-system spectrum and extrinsic disorder.},
  author = {T Geszti},
  year = {1986},
  doi = {10.1103/physrevb.33.5893},
  url = {https://pubmed.ncbi.nlm.nih.gov/9939119/},
  note = {Source identifier: 9939119}
}