http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
final report : a report of the investigation of soil water properties of subgrade soils
University of Illinois at Urbana-Champaign
by Donald J. Janssen and Barry J. Dempsey ; conducted by the Transportation Research Laboratory, University of Illinois at Urbana-Champaign.
Civil engineering studies. Transportation engineering series ; no. 27
Illinois cooperative highway and transportation series ; no. 184