Normal view
MARC view
Traffic signal visibility : A preliminary standard for round signal indications derived from scientific research Janoff, Michael S
Publication details: Transportation Research Record, 1991Description: nr 1316, s. 13-7Subject(s): Bibl.nr: VTI P8167:1316Location:Current library | Status | |
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Statens väg- och transportforskningsinstitut | Available |