@article{pellis+2020,
    AUTHOR = {Caigui Jiang and Cheng Wang and Florian Rist and 
              Johannes Wallner and Helmut Pottmann},
     TITLE = {Quad-mesh based isometric mappings and developable surfaces},
   JOURNAL = {ACM Trans. Graphics},
      YEAR = {2020},
      NOTE = {to appear},
}