http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Pedestrian and vehicular detectors for traffic management and control
by K. Wood, M.R. Crabtree and S.M. Gutteridge.
"Prepared for: Project record: UG272 Emerging vehicular and pedestrian detection systems. Client: Traffic Management Division, Department for Transport."