@misc{indiciae2f040ef81c19,
  title = {Phonons and superconductivity in YBa2Cu3O7.},
  author = {GL Zhao and J Callaway},
  year = {1994},
  doi = {10.1103/physrevb.50.9511},
  url = {https://pubmed.ncbi.nlm.nih.gov/9975005/},
  note = {Source identifier: 9975005}
}