@conference{11156,
  author = {Roy Garstang},
  title = {The Physical Constants Relating to Atomic Spectra},
  year = {1966},
  month = {00/1966},
  publisher = {Academic Press, London},
  address = {Utrecht, the Netherlands},
  url = {http://adsabs.harvard.edu/full/1966IAUS...26...57G},
  note = {JILA Pub. 167},
}