@phdthesis{Ludewig2016,
  author      = {Matthias Ludewig},
  title       = {Path integrals on manifolds with boundary and their asymptotic expansions},
  type        = {doctoralthesis},
  pages       = {146},
  school      = {Universit{\"a}t Potsdam},
  year        = {2016},
}