TY  - RPRT
TI  - Hydrologic maps of Ogallala Aquifer, west-central Kansas
AU  - Lloyd E. Dunlap
AU  - Joseph M. Spinazola
PY  - 1981
DO  - 10.3133/ofr81908
UR  - https://pubs.usgs.gov/publication/ofr81908
ID  - ofr81908
ER  -