TY  - RPRT
TI  - Overview of drought and hydrologic conditions in the United States and southern Canada, water years 1986-90
AU  - Sandra L. Holmes
PY  - 1992
DO  - 10.3133/wsp2314b
UR  - https://pubs.usgs.gov/publication/wsp2314B
ID  - wsp2314B
ER  -