@phdthesis{Johann2023,
  author      = {Matthias Johann},
  title       = {Digital transformation, economic success, and regional impact of the German Mittelstand},
  type        = {doctoralthesis},
  pages       = {XV, 182 Bl{\"a}tter},
  school      = {Universit{\"a}t Trier},
  doi       = {10.25353/ubtr-249f-bdcc-1116},
  year        = {2023},
}