TY  - RPRT
TI  - Operation of hydrologic data-collection stations by the U.S. Geological Survey in 1991
AU  - Alberto Condes de la Torre
PY  - 1992
DO  - 10.3133/ofr92172
UR  - https://pubs.usgs.gov/publication/ofr92172
ID  - ofr92172
ER  -