http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Projections of 1980 freight demands for selected Midwestern railroads
Prepared by Dept. of Urban Studies and Planning, Massachusetts Institute of Technology, under contract number DOT-OS-30104.
Report (United States. Department of Transportation) ; no. DOT-TST-76T-40