@article{9977,
  author = {V. Ehlers and Alan Gallagher},
  title = {Erratum: Electron excitation of the calcium 4227 - \r A resonance line},
  year = {1974},
  journal = {Physical Review A},
  volume = {9},
  pages = {1026-1026},
  month = {Jan-02-1974},
  issn = {0556-2791},
  doi = {10.1103/PhysRevA.9.1026.3},
}