@misc{indiciaeafddbe64b3bb,
  title = {The potential in a two-electron atom.},
  author = {RS Berry and JL Krause},
  year = {1986},
  doi = {10.1103/physreva.33.2865},
  url = {https://pubmed.ncbi.nlm.nih.gov/9896992/},
  note = {Source identifier: 9896992}
}