@article{Miranda2011sketch,
  author = {Miranda, Jose C. and Alvarez, Xenxo and Orvalho, Joao and Gutierrez, Diego and Sousa, Augusto and Orvalho, Veronica},
  title = {Sketch Express: Facial Expressions Made Easy},
  journal = {Eurographics Symposium on Sketch-Based Interfaces and Modeling},
  year = {2011},
}