@incollection{Busso_2007_4,
  author        = {C. Busso and Z. Deng and U. Neumann and S.S. Narayanan},
  editor        = {Z. Deng and U. Neumann},
  title         = {Learning expressive human-like head motion sequences from speech},
  booktitle     = {Data-Driven 3D Facial Animations},
  publisher     = {Springer-Verlag London Ltd},
  address       = {Surrey,United Kingdom},
  year          = {2007},
  pages 	    = {113-131},
  ISBN 	    = {978-1-84628-906-4},
  doi={10.1007/978-1-84628-907-1_6},
}