@phdthesis{Tschoepe2007,
  author      = {Okka Tsch{\"o}pe},
  title       = {Managing open habitats for species conservation : the role of wild ungulate grazing, small-scale disturbances, and scale},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t Potsdam},
  year        = {2007},
}