@misc{125131,
  author = {Francis Lovas and Robert Dragoset},
  title = {NIST Recommended Rest Frequencies for Observed Interstellar Molecular Microwave Transitions (version 2.0)},
  year = {2003},
  number = {41},
  month = {2003-01-01},
  publisher = {http://physics.nist.gov/restfreq},
  language = {en},
}