@article {aPardas02,
	title = {Facial animation parameters extraction and expression recognition using Hidden Markov Models},
	journal = {Signal processing: image communication},
	number = {17},
	year = {2002},
	pages = {675{\textendash}688},
	issn = {0923-5965},
	author = {M. Pard{\`a}s and Bonafonte, A.}
}
@conference {cPardas01,
	title = {Facial Animation Parameters extraction and Expression detection using HMM},
	booktitle = {International Conference on Augmented, Virtual Environments and 3D Imaging},
	year = {2001},
	pages = {120{\textendash}123},
	isbn = {1-4244-1764-3},
	author = {M. Pard{\`a}s and Bonafonte, A.}
}
