@article{BienertHuebener2000,
  author    = {Bienert, Michael C. and H{\"u}bener, Kristina},
  title     = {Der Freistaat Preußen in der Weimarer Republik},
  isbn      = {3-89809- 003-5},
  year      = {2000},
  language  = {de}
}