Recommended CitationHarr, M. E., and G. A. Leonards. A Theory of Traffic Flow for Evaluation of the Geometric Aspects of Highways. Publication FHWA/IN/JHRP-61/08. Joint Highway Research Project, Indiana Department of Transportation and Purdue University, West Lafayette, Indiana, 1961. doi: 10.5703/1288284313592.
Joint Highway Research Project
Date of this Version