TY  - RPRT
TI  - Mean annual runoff in the upper Ohio River basin, 1941-70, and its historical variation
AU  - Robert M. Beall
PY  - 1978
DO  - 10.3133/wsp2042
UR  - https://pubs.usgs.gov/publication/wsp2042
ID  - wsp2042
ER  -