@phdthesis{Heyl2007,
  author      = {Thomas Heyl},
  title       = {Schule der Phantasie},
  type        = {doctoralthesis},
  pages       = {248},
  school      = {Universit{\"a}t Koblenz-Landau, Campus Koblenz, Universit{\"a}tsbibliothek},
  year        = {2007},
}