@conference{5252,
  author = {K. Bartschat},
  title = {Recent progress in close-coupling electron-atom theory},
  year = {1993},
  publisher = {AIP},
  address = {Aarhus, Denmark},
  url = {http://link.aip.org/link/APCPCS/v295/i1/p251/s1\&Agg=doi},
  doi = {10.1063/1.45217},
}