@phdthesis{Kretschmer2017,
  author    = {Kretschmer, Marlene},
  title     = {Disentangling causal pathways of the stratospheric polar vortex},
  school      = {Universit{\"a}t Potsdam},
  pages     = {171},
  year      = {2017},
  language  = {en}
}