Author
ASTM Committee D-18 on Soil and Rock
2
Kirkaldie, Louis
2
American Society for Testing and Materials
1
American Society of Civil Engineers. Geo-Institute
1
Geo-Denver 2000 Denver, Colo
1
Marr, W. Allen
1
Symposium on Rock Classification Systems for Engineering Purposes
1
Symposium on Rock Classification Systems for Engineering Purposes Cincinnati, Ohio
1
Taylor, R. N. (Richard Neil), 1955-
1
West, Graham
1