TY  - RPRT
TI  - Water-level and saturated-thickness changes, predevelopment to 1980, in the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming
AU  - Richard R. Luckey
AU  - Edwin D. Gutentag
AU  - John B. Weeks
PY  - 1981
DO  - 10.3133/ha652
UR  - https://pubs.usgs.gov/publication/ha652
ID  - ha652
ER  -