@inbook {bCanton-Ferrer09,
	title = {Image and video processing tools for HCI},
	booktitle = {Multimodal signal processing: theory and applications for human-computer interaction},
	year = {2009},
	pages = {93{\textendash}118},
	isbn = {9780123748256},
	author = {Cristian Canton-Ferrer and M. Pard{\`a}s and Ver{\'o}nica Vilaplana}
}
