@Misc{MichaelVillamizar2006,
author="Michael Villamizar
and A. Sanfeliu
and Juan Andrade",
title="Orientation Invariant Features for Multiclass Object Recognition",
year="2006",
optnote="exported from refbase (http://refbase.cvc.uab.es/show.php?record=664), last updated on Mon, 04 Jul 2011 12:58:34 +0200"
}