@incollection{BoonzaaijerHelmig2013,
  author    = {Karel Boonzaaijer and Ilka Helmig},
  title     = {2D Room : cardboard installation},
  booktitle = {Papercraft [1] : design and art with paper},
  isbn      = {978-3-89955-251-5},
  year      = {2013},
}