@phdthesis{Doerffeldt2006,
  author      = {Siegfried D{\"o}rffeldt},
  title       = {Die musikalische Parodie bei Offenbach},
  type        = {doctoralthesis},
  pages       = {123},
  school      = {Universit{\"a}tsbibliothek Johann Christian Senckenberg},
  year        = {2006},
}