@phdthesis{Heisterkamp2003,
  author      = {Inga Heisterkamp},
  title       = {Biotest-geleitete chemische Analyse {\"o}strogen wirksamer Substanzen in Oberfl{\"a}chengew{\"a}ssern},
  type        = {doctoralthesis},
  pages       = {114},
  school      = {Leuphana Universit{\"a}t L{\"u}neburg, Universit{\"a}tsbibliothek der Leuphana Universit{\"a}t L{\"u}neburg},
  year        = {2003},
}