Proceedings of the Sixth International Soil Correlation Meeting (VI ISCOM) : characterization, classification, and utilization of cold aridisols and vertisols : Montana, Idaho, and Wyoming, United States, and Saskatchewan, Canada, August 6-18, 1991 /

"March, 1991."

The classification of soils for purposes of flexible pavement design.

Mode of access: Internet.

Classification of valley sedimentary deposits.

Mode of access: Internet.