@InCollection{Foltz2001LigatureAbstract,
  author =       {Mark Foltz and Luke Weisman and Krzysztof Gajos},
  title =        {Ligature: Gesture-Based Configuration of the E21 Intelligent Environment},
  booktitle =    {MIT Artificial Intelligence Laboratory Annual Abstract},
  publisher =    {MIT AI Lab},
  year =         2001,
  month =        {September}
}