@article{sig2006tm,
  title = {Interactive Decal Compositing with Discrete Exponential Maps},
  author = {Ryan Schmidt and Cindy Grimm and Brian Wyvill},
  journal = {Transactions on Graphics},
  editor = {Julie Dorsey},
  volume = {25},
  number = {3},
  pages = {605--613},
  publisher = {ACM},
  note = {Texture mapping using exponential maps},
  month = {July},
  year = {2006}
}