@article{Dunin2008,
  author    = {Theodor von Dunin},
  title     = {Ueber periodische, circul{\"a}re und alternirende Neurasthenie : (Neurasthenia periodica, circularis et alternans.)},
  journal   = {Deutsche Zeitschrift fuer Nervenheilkunde},
  volume    = {13},
  pages     = {147 -- 162},
  year      = {2008},
}