TY  - RPRT
TI  - Hydrology problems as related to wilderness management and water supplies for recreational areas at Mammoth Cave National Park, Kentucky
AU  - R.V. Cushman
PY  - 1967
DO  - 10.3133/ofr6772
UR  - https://pubs.usgs.gov/publication/ofr6772
ID  - ofr6772
ER  -