TY  - RPRT
TI  - Water resources data for Arkansas, water year 1971
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1972
DO  - 10.3133/wdrar712
UR  - https://pubs.usgs.gov/publication/wdrAR712
ID  - wdrAR712
ER  -