@misc{indiciae7b3e19db4eed,
  title = {Atomic many-body perturbation method based on multiconfiguration Dirac-Fock wave functions.},
  author = {ZW Liu and HP Kelly},
  year = {1991},
  doi = {10.1103/physreva.43.3305},
  url = {https://pubmed.ncbi.nlm.nih.gov/9905413/},
  note = {Source identifier: 9905413}
}