@misc{indiciaefaae8486cb95,
  title = {Acoustical polaron in three dimensions: The impedance function.},
  author = {FM Peeters and JT Devreese},
  year = {1987},
  doi = {10.1103/physrevb.35.3745},
  url = {https://pubmed.ncbi.nlm.nih.gov/9941894/},
  note = {Source identifier: 9941894}
}