(1992). Pavement surface properties: Roughness, rutting, skid resistance, and surface distress. Transportation Research Board, National Research Council.
Chicago-referens (17:e uppl.)Pavement Surface Properties: Roughness, Rutting, Skid Resistance, and Surface Distress. Washington, D.C: Transportation Research Board, National Research Council, 1992.
MLA-referens (9:e uppl.)Pavement Surface Properties: Roughness, Rutting, Skid Resistance, and Surface Distress. Transportation Research Board, National Research Council, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.