@INPROCEEDINGS{Pierrot1999,
  AUTHOR =       "Pierrot, Fran\c{c}ois and Company, Olivier",
  TITLE =        "H4: a new family of 4-dof parallel robots",
  BOOKTITLE =    "AIM'99: IEEE/ASME International Conference on Advanced Intelligent Mechatronics",
  YEAR =         "1999",
  pages =        "508-513",
  address =      "Atlanta, Georgia, USA",
  month =        "September 19-23",
}