@phdthesis{Preusser2017,
  author      = {Andreas Preusser},
  title       = {Multi-sensor remote sensing of long-term circumpolar polynya characteristics in the Arctic},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t Trier},
  doi       = {10.25353/ubtr-xxxx-5d80-2599},
  year        = {2017},
}