@misc{indiciaec5c30fca9b09,
  title = {Squeezed-state approach for phonon coupling in tunneling systems at zero temperature.},
  author = {H Chen and YM Zhang and X Wu},
  year = {1989},
  doi = {10.1103/physrevb.39.546},
  url = {https://pubmed.ncbi.nlm.nih.gov/9947186/},
  note = {Source identifier: 9947186}
}