TY  - BOOK
ED  - Indian standards institution                                                                                                                                                                                                                                   . 
TI  - Code of practice for installation , maintenance and observation of instruments for pore pressure measurements in earth dams, 7356-1974 / 
U1  - 627.824 
PY  - 1985///
CY  - New Delhi : 
PB  - Indian standards institution , 
ER  -