TY  - RPRT
TI  - Integrating satellite and climate data for U.S. drought mapping and monitoring: First steps
AU  - Jesslyn F. Brown
AU  - Tsegaye Tadesse
AU  - Bradley C. Reed
PY  - 2002
UR  - https://pubs.usgs.gov/publication/70201076
ID  - 70201076
ER  -