@ARTICLE{bichlmei2009tmi,
  author = {Christoph Bichlmeier and Sandro Michael Heining and Marco Feuerstein and Nassir Navab},
  title = {The Virtual Mirror: A New Interaction Paradigm for Augmented Reality Environments},
  journal = {{IEEE} Trans. Med. Imag.},
  volume = {28}
  year = {2009}
}