@phdthesis{Wolter2016,
  author    = {Wolter, Juliane},
  title     = {Mid- to Late Holocene environmental dynamics on the Yukon Coastal Plain and Herschel Island (Canada) - envidence from polygonal peatlands and lake sediment},
  school      = {Universit{\"a}t Potsdam},
  pages     = {176},
  year      = {2016},
  language  = {en}
}
@phdthesis{Coch2019,
  author    = {Coch, Caroline},
  title     = {The changing Arctic freshwater system},
  school      = {Universit{\"a}t Potsdam},
  pages     = {xi, 113, xxxvii},
  year      = {2019},
  language  = {en}
}