TY  - RPRT
TI  - Preliminary United States-Mexico border watershed analysis, twin cities area of Nogales, Arizona and Nogales, Sonora
AU  - Laura Margaret Brady
AU  - Floyd Gray
AU  - Mario Castaneda
AU  - Mark Bultman
AU  - Karen Sue Bolm
PY  - 2002
DO  - 10.3133/ofr02112
UR  - https://pubs.usgs.gov/publication/ofr02112
ID  - ofr02112
ER  -