@incollection{Kempter2010,
  author    = {Guido Kempter},
  title     = {Evaluation von Bedienoberfl{\"a}chen f{\"u}r eLearning Applikationen},
  series = {Evaluation von eLernprozessen. Theorie und Praxis},
  editor    = {Horst O. Mayer and Willy Christian Kriz},
  publisher = {Oldenbourg},
  address   = {M{\"u}nchen},
  pages     = {201 -- 209},
  year      = {2010},
  language  = {de}
}