@phdthesis{Guel2009,
  author      = {Akan G{\"u}l},
  title       = {Gonarthrose und Heben und Tragen schwerer Lasten im Beruf},
  type        = {doctoralthesis},
  school      = {Universit{\"a}tsbibliothek Johann Christian Senckenberg},
  year        = {2009},
}