@misc {IOPORT.70602464,
    author       = {Buenaposada, Jos\'e Miguel and Mu\~noz, Enrique and Baumela, Luis},
    title        = {Tracking heads using piecewise planar models},
    howpublished = {IbPRIA, 126-133 (2003).},
    year         = {2003},
    doi          = {10.1007/978-3-540-44871-6_15},
    identifier   = {70602464},
}