@phdthesis{Stoffel2014,
  author      = {Roland Stoffel},
  title       = {Structural Optimization of Coupled Problems},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t Trier},
  doi       = {10.25353/ubtr-xxxx-a6ec-394d/},
  year        = {2014},
}