@phdthesis{Rankenburg2006,
  author      = {Kai Rankenburg},
  title       = {Megacrysts in volcanic rocks of the Cameroon volcanic line - constraints on magma genesis and contamination},
  type        = {doctoralthesis},
  school      = {Universit{\"a}tsbibliothek Johann Christian Senckenberg},
  year        = {2006},
}