@article{BeyeFoehlisch2011,
  author    = {Martin Beye and Alexander F{\"o}hlisch},
  title     = {A soft X-ray approach to electron-phonon interactions beyond the Born-Oppenheimer approximation},
  journal   = {Journal of electron spectroscopy and related phenomena : the international journal on theoretical and experimental aspects of electron spectroscopy},
  volume    = {184},
  number    = {3-6},
  pages     = {313 -- 317},
  doi       = {10.1016/j.elspec.2010.12.032},
  year      = {2011},
}