@misc{indiciae73f151dd967a,
  title = {Head Pose Estimation Using Multilinear Subspace Analysis for Robot Human Awareness},
  author = {Ivanov, Tonislav and Matthies, Larry and Vasilescu, M. Alex O.},
  year = {2009},
  url = {https://ntrs.nasa.gov/citations/20150008449},
  note = {Source identifier: 20150008449}
}