Automatic Vehicle Detection and Classification. - Pedro M. C. Ferreira; Gonçalo C. Marques; Pedro Mendes Jorge; Arnaldo J. Abrantes; António Amador (ITSC, 2008)

Integrated vehicle classification system. - Pedro M. C. Ferreira; Pedro Mendes Jorge; Gonçalo C. Marques; Arnaldo J. Abrantes; António Amador (Intelligent Vehicles Symposium, 2011)