TY  - RPRT
TI  - Cost effectiveness of the stream-gaging program in Pennsylvania
AU  - H.N. Flippo
AU  - T.E. Behrendt
PY  - 1985
DO  - 10.3133/wri854077
UR  - https://pubs.usgs.gov/publication/wri854077
ID  - wri854077
ER  -