@misc{784646,
  author = {Yu Ralchenko and F Jou and Daniel Kelleher and Alexander Kramida and Arlene Musgrove and Joseph Reader and Wolfgang Wiese and Karen Olsen},
  title = {NIST Atomic Spectra Database (version 3.0-beta)},
  year = {2004},
  month = {2004-12-01 00:12:00},
  publisher = {http://physics.nist.gov/asd3},
  language = {en},
}