@article{escidoc:0511,
  title = {{Ab initio calculations of adiabatic magnon spectra using the atomic-sphere aproximation for the spin direction}},
  journal = {{Physical Review B}},
  volume = {76},
  year = {2007},
  slug = {escidoc-0511},
  author = {Singer, R. and Dietermann, F. and Steiauf, D. and F\"ahnle, M.}
}