@conference{775,
  author = {M. Baertschy},
  title = {Near-Threshold Studies of Electron-Impact Ionization},
  year = {2002},
  publisher = {AIP},
  address = {Gatlinburg, Tennessee (USA)},
  url = {http://link.aip.org/link/?APC/635/162/1\&Agg=doi},
  doi = {10.1063/1.1516307},
}