@phdthesis{Rothkegel2004,
  author      = {Rainer Rothkegel},
  title       = {Die mentale Repr{\"a}sentation von Distanzen},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t Trier},
  doi       = {10.25353/ubtr-xxxx-6a9a-8bf3},
  year        = {2004},
}