@book{GebhardtKesslerThurn2019,
  author    = {Gebhardt, Andreas and Kessler, Julia and Thurn, Laura},
  title     = {3D printing : understanding additive manufacturing},
  edition   = {2. Auflage},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-1-56990-702-3},
  pages     = {XVI, 204 Seiten},
  year      = {2019},
  language  = {en}
}
@inproceedings{GebhardtRitzSiekmannetal.2014,
  author    = {Gebhardt, Andreas and Ritz, Thomas and Siekmann, Kirsten and Wallenborn, Ramona},
  title     = {Additive manufacturing businesses in the process chain of individualized mass products},
  series = {DDMC 2014 : Proceedings of the Fraunhofer Direct Digital Manufacturing Conference},
  booktitle = {DDMC 2014 : Proceedings of the Fraunhofer Direct Digital Manufacturing Conference},
  editor    = {Demmer, Axel},
  publisher = {Fraunhofer},
  address   = {Stuttgart},
  isbn      = {978-3-8396-9128-1 (E-Book)},
  year      = {2014},
  language  = {en}
}