Daniel Alonso Luis Salgado Marcos Nieto Robust Vehicle Detection Through Multidimensional Classification for on Board Video Based Systems. 321-324 2007 ICIP (4) http://dx.doi.org/10.1109/ICIP.2007.4380019 conf/icip/2007 db/conf/icip/icip2007-4.html#AlonsoSN07