@phdthesis{Apostolow2019,
  author      = {Markus Apostolow},
  title       = {Der "immerw{\"a}hrende Staatssekret{\"a}r"},
  type        = {doctoralthesis},
  pages       = {366},
  school      = {Universit{\"a}t Potsdam},
  year        = {2019},
}