TY  - RPRT
TI  - Hydrologic data for the Big Spring basin, Clayton County, Iowa, water year 1988
AU  - Stephen J. Kalkhoff
PY  - 1989
DO  - 10.3133/ofr89230
UR  - https://pubs.usgs.gov/publication/ofr89230
ID  - ofr89230
ER  -