Three human computation projects

Luis von Ahn. Three human computation projects. In Thomas J. Cortina, Ellen Lowenfeld Walker, Laurie A. Smith King, David R. Musicant, editors, Proceedings of the 42nd ACM technical symposium on Computer science education, SIGCSE 2011, Dallas, TX, USA, March 9-12, 2011. pages 691-692, ACM, 2011. [doi]

@inproceedings{Ahn11-0,
  title = {Three human computation projects},
  author = {Luis von Ahn},
  year = {2011},
  doi = {10.1145/1953163.1953354},
  url = {http://doi.acm.org/10.1145/1953163.1953354},
  researchr = {https://researchr.org/publication/Ahn11-0},
  cites = {0},
  citedby = {0},
  pages = {691-692},
  booktitle = {Proceedings of the 42nd ACM technical symposium on Computer science education, SIGCSE 2011, Dallas, TX, USA, March 9-12, 2011},
  editor = {Thomas J. Cortina and Ellen Lowenfeld Walker and Laurie A. Smith King and David R. Musicant},
  publisher = {ACM},
  isbn = {978-1-4503-0500-6},
}