TY  - BOOK
TI  - Measurement of negative pore pressure of unsatured soil shear and pore pressure research earth research program
PY  - 1966///
CY  - Denver : 
PB  - U. S. Department of the Interior. Bureau of Reclamation, 
KW  - MECANICA DEL SUELO
KW  - ANALISIS DEL SUELO
ER  -