Recommended CitationStephens, J. E., and W. H. Goetz. A Study of the Effects of Aggregate Factors on Pavement Friction. Publication FHWA/IN/JHRP-61/05. Joint Highway Research Project, Indiana Department of Transportation and Purdue University, West Lafayette, Indiana, 1961. doi: 10.5703/1288284313589.
Joint Highway Research Project
Date of this Version