@incollection{Weidmann2011,
  author    = {Karl-Heinz Weidmann},
  title     = {Apps Evaluierung mit TIPI. Touch-Interface-Prototype-Interactionlogger f{\"u}r mobile Ger{\"a}te},
  series = {design2product. Beitr{\"a}ge zur empirischen Designforschung},
  editor    = {Guido Kempter and Horst O. Mayer and Karl-Heinz Weidmann},
  publisher = {Bucher},
  address   = {Hohenems u.a.},
  pages     = {129 -- 139},
  year      = {2011},
  language  = {de}
}