@phdthesis{Langer2009,
  author      = {Tina Langer},
  title       = {Association as Psychological Distance},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t Trier},
  doi       = {10.25353/ubtr-xxxx-eabc-a979},
  year        = {2009},
}