@article{Volk2009,
  author    = {Otto Volk},
  title     = {"Nit klein aufruor in dem Hailigen Reiche ..." : der Bopparder Krieg von 1497},
  journal   = {Jahrbuch f{\"u}r westdeutsche Landesgeschichte},
  volume    = {23},
  pages     = {139 -- 256},
  year      = {2009},
}