@book{MelchertFrenkel1996,
  author    = {Melchert, Siegfried and Frenkel, Peter},
  title     = {Dokumentation der Jahn-Gedenkst{\"a}tten in Lanz},
  address   = {Potsdam},
  pages     = {44 S.},
  year      = {1996},
  language  = {de}
}