TY  - RPRT
TI  - Response of gas-purged manometers to oscillations in water level
AU  - J.R. Beck
AU  - Carl R. Goodwin
PY  - 1970
DO  - 10.3133/wsp1869e
UR  - https://pubs.usgs.gov/publication/wsp1869E
ID  - wsp1869E
ER  -