@misc{indiciae31e9605fdc69,
  title = {Virtual three-dimensional blackboard: three-dimensional finger tracking with a single camera.},
  author = {Andrew Wu and Khurram Hassan-Shafique and Mubarak Shah and N da Vitoria Lobo},
  year = {2004},
  doi = {10.1364/ao.43.000379},
  url = {https://pubmed.ncbi.nlm.nih.gov/14735957/},
  note = {Source identifier: 14735957}
}