@conference{8877,
  author = {A. Pradhan},
  title = {Atomic data base and the U.K.-U.S. opacity project},
  year = {1988},
  publisher = {AIP},
  url = {http://link.aip.org/link/APCPCS/v168/i1/p59/s1\&Agg=doi},
  doi = {10.1063/1.37185},
}