@ARTICLE{baltzakis2012,
  author = {Baltzakis, H. and Pateraki, M. and Trahanias, P.},
  title = {Visual tracking of hands, faces and facial features of multiple persons},
  journal = {Machine Vision and Applications},
  year = {2012},
  pages = {1-17},
  note = {10.1007/s00138-012-0409-5},
  issn = {0932-8092},
  keyword = {Computer Science},
  publisher = {Springer Berlin / Heidelberg},
  url = {http://dx.doi.org/10.1007/s00138-012-0409-5}
}