@article{5696,
  author = {Roy Garstang},
  title = {Radiative Hyperfine Transitions},
  year = {1995},
  journal = {The Astrophysical Journal},
  volume = {447},
  pages = {962},
  month = {Jan-07-1995},
  issn = {0004-637X},
  url = {http://articles.adsabs.harvard.edu/full/1995ApJ...447..962G},
  doi = {10.1086/175933},
}