http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Microcomputer based procedure for backcalculating layer moduli from FWD data
State Department of Highways and Public Transportation.
by J. Uzan [and others] ; sponsored by Texas State Department of Highways and Public Transportation in cooperation with the U.S. Department of Transportation, Federal Highway Administration.
Project 2-18-87-1123 entitled "Non destructive test procedures for analyzing the structural condition of pavements."