@article{NatkeAlpermannHeiletal.2010,
  author    = {Natke, Ulrich and Alpermann, Anke and Heil, Winfried and Kuckenberg, Sabine and Z{\"u}ckner, Hartmut},
  title     = {Langzeiteffekte der Intensiv-Modifikation Stottern (IMS)},
  series = {Sprache, Stimme, Geh{\"o}r},
  volume    = {34},
  journal   = {Sprache, Stimme, Geh{\"o}r},
  doi       = {10.1055/s-0029-124620},
  pages     = {155 -- 164},
  year      = {2010},
  language  = {de}
}
@article{AlpermannZueckner2008,
  author    = {Alpermann, Anke and Z{\"u}ckner, Hartmut},
  title     = {Sprechmotorische F{\"a}higkeiten stotternder Kinder},
  series = {Sprache, Stimme, Geh{\"o}r},
  volume    = {32},
  journal   = {Sprache, Stimme, Geh{\"o}r},
  number    = {1},
  doi       = {10.1055/s-2007-1004545},
  pages     = {36 -- 40},
  year      = {2008},
  language  = {de}
}