@article{AdamyEscherLeps1999,
  author    = {Adamy, Kurt and Escher, Felix and Leps, Marko},
  title     = {Der Provinziallandtag im Kaiserreich 1872/75 - 1914/18},
  year      = {1999},
  language  = {de}
}
@article{LepsSchmitz1999,
  author    = {Leps, Marko and Schmitz, Christian},
  title     = {Dokumente zur Revolution von 1848/49 in der Provinz Brandenburg},
  isbn      = {3- 631-34452-X},
  year      = {1999},
  language  = {de}
}