@article{PawlikowskiFruhnerKlingebieletal.2017,
  author    = {Pawlikowski, Konrad and Fruhner, Daniel and Klingebiel, Katja and Toth, Michael and Wagenitz, Axel},
  title     = {A motivation and evaluation of hierarchical data structures for application in automotive demand and capacity management},
  series = {International Journal on Advances in Software},
  volume    = {10 (2017)},
  number    = {1\&2},
  issn      = {1942-2628},
  pages     = {155 -- 166},
  year      = {2017},
  language  = {en}
}
@article{PawlikowskiFruhnerKlingebieletal.2017,
  author    = {Pawlikowski, Konrad and Fruhner, Daniel and Klingebiel, Katja and Toth, Michael and Wagenitz, Axel},
  title     = {A motivation and evaluation of hierarchical data structures for application in automotive demand and capacity management},
  series = {International journal on advances in software},
  volume    = {10 (2017)},
  number    = {1\&2},
  issn      = {1942-2628},
  pages     = {155 -- 166},
  year      = {2017},
  language  = {en}
}
@incollection{KlingebielWagenitz2013,
  author    = {Klingebiel, Katja and Wagenitz, Axel},
  title     = {An introduction to logistics as a service},
  series = {Efficiency and logistics},
  publisher = {Springer},
  address   = {Berlin},
  pages     = {8},
  year      = {2013},
  language  = {en}
}