Determination of penetration resistance for coarse-grained soils using the becker hammer drill /
Harder, Leslie F.,
Determination of penetration resistance for coarse-grained soils using the becker hammer drill / By Leslie f. harder and h. bolton seed - 134 páginas - Report ; no.ucb/eerc-86-06 .
"may 1986" "a report on research sponsored by the national science foundation"
Terremotos--Construcción
TH1095 / H37
Determination of penetration resistance for coarse-grained soils using the becker hammer drill / By Leslie f. harder and h. bolton seed - 134 páginas - Report ; no.ucb/eerc-86-06 .
"may 1986" "a report on research sponsored by the national science foundation"
Terremotos--Construcción
TH1095 / H37