TY  - BOOK
ED  - National Institute of Hydrology.
TI  - Analysis of unsteady flow for subsurface drains
T2  - TR (BR)-2 / 98-99
U1  - 551.48 21st ed.
PY  - 1998///-99
CY  - Roorkee
PB  - National Institute of Hydrology
KW  - Hydrology
ER  -