@Article{DT011,
  title = {Calculation of surface core-level shifts in
           intermediate-valence compounds},
  author = {Brocksch, H. -J. and Tomanek, D.  and Bennemann, K. H.},
  journal = {Phys. Rev. B},
  volume = {27},
  number = {12},
  pages = {7313--7317},
  year = {1983},
  month = {Jun},
  doi = {10.1103/PhysRevB.27.7313},
  url = {http://dx.doi.org/10.1103/PhysRevB.27.7313},
  publisher = {American Physical Society}
}