@article{Kratt2018SketchingGestaltSpace,
  author     = {J. Kratt and T. Niese and R. Hu and H. Huang and S. Pirk and A. Sharf and D. Cohen-Or and O. Deussen},
  doi        = {10.1111/cgf.13321},
  journal    = {Computer Graphics Forum},
  number     = {(to appear)},
  pages      = {(to appear)},
  title      = {Sketching in Gestalt Space: Interactive Shape Abstraction through Perceptual Reasoning},
  volume     = {(to appear)},
  year       = {2018},
  url        = {http://graphics.uni-konstanz.de/publikationen/Kratt2018SketchingGestaltSpace},
}