Normal view
MARC view
An evaluation of portable traffic signals at work zones Ullman, Gerald L ; Levine, Steven Z
Publication details: Transportation Research Record, 1987Description: nr 1148, s. 30-3Subject(s): Bibl.nr: VTI P8167:1148Location:| Current library | Call number | Status | Date due | Barcode | |
|---|---|---|---|---|---|
| Statens väg- och transportforskningsinstitut | Available |