TY  - RPRT
TI  - Water-level changes in the high plains regional aquifer, northwestern Oklahoma, predevelopment to 1980
AU  - J.S. Havens
PY  - 1983
DO  - 10.3133/wri834073
UR  - https://pubs.usgs.gov/publication/wri834073
ID  - wri834073
ER  -