@article{9094,
  title = "Professional gesture in optometry: a case study of video-based field studies",
  author = "Webb H., vom Lehn D. and Heath C",
  year = "2012",
  journal = "Proceedings of the 26th BCS Human Computer Interaction conference",
  url = "http://ewic.bcs.org/content/ConWebDoc/48828",
}