http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Suggested guides for use of lightweight aggregates in plant mixed asphalt paving materials
Engineering economy and energy considerations
State Department of Highways and Public Transportation.
At head of title on cover: Engineering economy and energy considerations.
Sponsored by the Texas State Dept. of Highways and Public Transportation. 2-9-74-214