@InProceedings{rai06afvr,
  author =       {Patrick Horain and Jos\'e Marques Soares and Piyush Rai and Andr\'e Bideau},
  title =        {Enhancing the Perception of Collaborative Actions with Virtual Gestures},
  booktitle =    {L’association fran\c caise de R\'ealit\'e Virtuelle (AFVR)}
  year =         {2006},
  address =      {Rocquencourt, France}
}