@misc{indiciaebfd7f4130b5f,
  title = {Berry's phase for atomic levels.},
  author = {P Hoodbhoy},
  year = {1988},
  doi = {10.1103/physreva.38.3766},
  url = {https://pubmed.ncbi.nlm.nih.gov/9900817/},
  note = {Source identifier: 9900817}
}