@phdthesis{Runkel2017,
  author      = {Christina Runkel},
  title       = {Wege der Abstraktion - Das k{\"u}nstlerische Werk von Johann Georg M{\"u}ller (1913-1986)},
  type        = {doctoralthesis},
  pages       = {302},
  school      = {Universit{\"a}t Koblenz, Universit{\"a}tsbibliothek},
  year        = {2017},
}