Michele Zanin Stefano Messelodi Carla Maria Modena An efficient vehicle queue detection system based on image processing. 232-237 http://doi.ieeecomputersociety.org/10.1109/ICIAP.2003.1234055 2003 conf/iciap/2003 ICIAP db/conf/iciap/iciap2003.html#ZaninMM03