TY  - BOOK
AU  - Lewin,Jack
TI  - Hydraulic gates and valves: in free surface flow and submerged outlets 
SN  - 0727720201
PY  - 1995///
CY  - London
PB  - Thomas Telford
KW  - Hydraulics gates
KW  - Design and construction
KW  - Valves
ER  -