TY  - BOOK
AU  - Symposium on Impermeable Barriers for Soil and Rock. Denver 1984
TI  - Hydraulic barriers in soil and rock
T2  - ASTM special technical publication
SN  - 0803104170
U1  - 627.8 
PY  - 1985///
CY  - Philadelphia
PB  - ASTM
ER  -