@misc{indiciaee060ef250bef,
  title = {Two-level system coupled to a boson mode.},
  author = {J Florencio},
  year = {1990},
  doi = {10.1103/physrevb.42.561},
  url = {https://pubmed.ncbi.nlm.nih.gov/9994575/},
  note = {Source identifier: 9994575}
}