@phdthesis{Schmitt2011,
  author      = {Ruth Schmitt},
  title       = {The role of goal proximity and invested effort for the valuation of expected outcomes : an investigation with functional magnetic resonance imaging},
  type        = {doctoralthesis},
  pages       = {96},
  school      = {Universit{\"a}tsbibliothek Johann Christian Senckenberg},
  year        = {2011},
}