@misc{12141,
  author = {Jean Sansonetti and John Curry},
  title = {Wavelengths, Transition Probabilities, and Energy Levels for the Spectra of Barium (Ba III through Ba LVI)},
  year = {2010},
  number = {39},
  month = {2010-11-19},
  publisher = {J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=904125},
  language = {en},
}