http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Mixture design procedure for flexible base
Developing a mixture based specification for flexible base
by Jon Epps, Bailey Hewes and Stephen Sebesta.
Performed in cooperation with the Texas Department of Transportation and the Federal Highway Administration 0-6621
Research report (Austin, Tex.) ; 0-6621-P1