@article{ Lalonde:2007:ClipArt,
  author = "Jean-Fran\c{c}ois Lalonde and Derek Hoiem and Alexei A. Efros and Carsten Rother and John Winn and Antonio Criminisi",
  title = "Photo Clip Art",
  year = "2007",
  month = aug,
  journal = "ACM Transactions on Graphics (SIGGRAPH 2007)",
  volume = "26",
  number = "3",
}